X-Cross is short for Extended Cross. There are 21 possible variations for permuting the last layer pieces. I've bee. CFOP. Why they work. For example, I solve with blue front yellow top, so I leave the front right slot unsolved that would contain the blue/red/white corner, and the blue/red edge. Pieces. ABN 35 604 917 222Page 5- Corner Facing Right in Last Layer. After that, you can learn the full F2L from here. Beginner oll algorithms pdf While solving the Rubik's Cube with the advanced Fridrich method, when the first two layers (F2L) are solved we need to orient the last layer (OLL) so the upper face of the Rubik's Cube is all yellow. First 2 Layers (F2L) is what the letter ‘F’ stands for in “CFOP” method – an advanced method to solve the Rubik’s cube. It's difficult at first, but with some practice, anyone can have world-class cross solutions (seriously). Two look PLL is a smaller subset which orients the top layer in two stages. 協作平台地圖. There are pros and cons to both ways. Usually, it refers to the part of the methods that solve the first two layers in step. Some of the algorithms are the same as for 2 hands, but you can learn some cool finger tricks! Next Steps. It is important to understand the intuitive solutions and how they all set up a basic pair which is then inserted with a simple trigger. F2L algorithms are used to solve the first 2 layers of a Rubik’s cube. Below are the steps from the video, for reference. 75 | 2015FELD01 • 6 yr. Algorithms are the series of moves done to help solve a cube or for making cool patterns. But this is “Best. One thing you can do is keyhole method that I went over in the last video and you can find a link in the description on how that works. comHow you can support me:Pa. 3x3 | F2L - First Two Layers; 3x3 | OLL - Orientating Last Layer;. Use the Shift key to select multiple cases. F2L 1 (R' F R F') F2L 2 y U' L' U L. Printing and scanning is no longer the best way to manage documents. You now have Insert #1. . Switch the front and left yellow edges with the following algorithm: R U R' U R U2 R' U. . This step aims to solve a 1x2x3 block on the left, but that can, of course, be rotated to be on the right hand side. The main concept of this step is to get the pieces in the top layer and get them. ) Case2: The corner and edge pair has the same colours facing up. Easy to learn - CFOP is widely considered to be the easiest method to learn, as it transitions easily from beginner's methods. Note – The second algorithm is fewer moves, but less intuitive and less finger-friendly. There are only 3 steps in Ortega and it is quite easy to learn. The CFOP (Abbreviation for Cross – F2L – OLL – PLL) method, also known as the Fridrich method, was named after one of its inventors, Jessica Fridrich, who finished second in the 2003 Rubik's Cube World Championships. That's why I like to use Advanced. Note: A full list of setup moves is in the. Reply TheOnlyAlpha1 10. 2. Step 2: F2L-1. 10, 31-39 Norcal Road. PLL | 3x3 CFOP Algorithms. Nunawading. How to Read Move Notation The F2L algorithms are the key to being fast, but the algorithms themselves are a little hard for beginners. In contrast 3-step vs 2-step F2L to me is more akin to "Beginner" vs "Efficient" F2L. CLS algorithms solve the last F2L corner and orient your last layer at the same time. There are 21 different variations of Last Layer Permutations, and a well-known name for each. This. The algorithms for this method is longer than the beginner method, BUT they are less repetitive, so you will solve the cube in less moves and ultimately be faster. (eg. As a beginner, bring an edge piece to the top layer where you will face two of the followin scenarios. Permutation of the Last Layer. Except for first layer, first layer is solved intuitively. Solving with 2 Look PLL. Solving the first two layers together is generally done intuitively by paring a first layer corner with its matching. 6. I previously had used (R U’ R’) d (R’ U2 R) U2′ (R’ U R) for edge flips. It is an efficient method for inserting mid-layer edges in the 3x3x3 LBL method. J Perm's. My EOLine takes about 5-6 seconds, and my F2L takes about 12-15 seconds. One - the pairing of the corner and edge (aka "F2L pair") - and two - the insertion of the F2L pair. We don't care if the side colors don't match, we are going to permute the last layer (PLL) later. Solution for 3x3 magic cube and speedcube puzzle. Intuitive is solving the first two layers by intuition instead of algorithms. The algorithms for this method is longer than the beginner method, BUT they are less repetitive, so you will solve the cube in less moves and ultimately be faster. As I earlier posted, I’ve been learning OLLs and PLLs at a moderate pace, trying to move past the inefficiencies of the Beginner’s Method. ZZ For Beginner solvers: Step 1: EOLine. Intermediate F2L. Gianfranco Saponaro. Permutation of the is the last step of many speedsolving methods. These algorithms/cases are picked because they are rotationless, short and easy to learn, but also because they are slightly less intuitive than some of the standard ways of solving the particular F2L cases. In this example, the side sticker for the edge is. This step. F2L The second step is about completely solving the first 2 layers (a. PYRAMINX | How to Solve a Pyraminx Beginners; SKEWB | How To Solve a Skewb Beginners; Algorithm Sets. ago. Here are the algorithms for all F2L cases. Intuitive f2l is a method most people use, where they do f2l without algorithms, simply using general ideas of moves which pair them up and insert them. Here, we will learn the algorithms for 2 Look OLL (Orientation of Last Layer) and 2 Look PLL (Permutation of Last Layer)! We recommend learning these algorithms. 3x3 Blindfolded. Hide the cases you do not plan to learn. I think the main difference would be in ease of learning. F2L 4 R U R' Reposition Edge. 5. Although more cubers use D-cross because this is how F2L was popularized, both. OLL parity specifically occurs. f2l-algorithms-different-slot-positions. I show simple patterns for the 7 PLL algorithms so that they're easier to learn. Step 4: Orienting the last layer edge pieces. In this step, for the first time we won't completely solve the pieces but only orient them correctly. This is part of a larger guide that I'm making on improving your time in general after learning basic CFOP. But the cube wonderfully demonstrates what it takes to be great at anything. ADJACENT CORNER SWAPS. Use the following algorithm to place the edge pieces and to complete the second layer. Beginner; Advanced reduced Fridrich; Advanced complete Fridrich; Downloads; Contact; F2L COMPLETE FRIDRICH. Orient the edges (3 algorithms) Orient the corners (7 algorithms) Some of these algorithms were already taught in the beginner method. CFOP stands for CROSS > F2L > OLL > PLL - We. Use the Shift key to select multiple cases. PLL Algorithms Page. There are 21 different variations of Last Layer Permutations, and a well-known name for each. The buffer is at DF, the target is at UB, and the parity algorithm is different. Both algorithms solve the F2L pair and use the same number of moves. If 1 edge is unsolved at the end, hold it on the front/top and do the parity algorithm (6:26) Parity Algorithm: Rw U2 x Rw U2 Rw U2 3Rw' U2 Lw U2 Rw' U2 Rw U2 Rw' U2 Rw' Note: if the top has all solved edges, then try turning the cube upside down. Almost all basic F2L algorithms can be broken down into two stages: 1) place the corner-edge pair in one of the following four basic patterns; 2) solve the basic pattern. Tutorial Lessons. STEP 2 - COMPLETE THE FIRST LAYER CORNERS. STEP 4 - COMPLETE THE. They're in muscle memory. Choose from the options below that matched your situation and follow the algorithm to solve the 2x2. I don't. Install App? Show all F2L 2LOLL OLL 2LPLL PLL COLL. This means solving the cross plus 1 F2L pair in an efficient way. Step 2: Remaining four centers. 00PB, Sub-20 (CFOP) • Additional comment actions. Algorithms Here you will find big long lists of algorithms for the sections of the CFOP method. There is a reason that F2L is used by almost all the top speedcubers including Feliks Zemdegs, Max Park, Tymoon Kolasinski. ABN 35 604 917 222No. PLL is the fourth and last step of the CFOP speedcubing method. For a beginner who wants to learn F2L, they should learn intuitive F2L. #1 is blue X 2 for U 2 (blue R' F R F' times 2) + 2 - U's. 02/7. no cube rotations), which can lead to lightning fast solving even not. Cross, 2. I switched over to F2L about 2 months ago. 3x3 | F2L - First Two Layers; 3x3 | OLL - Orientating Last Layer;. The Complete Rubiks Cube Solution Guide for Beginners!. The major innovation of CFOP over beginner methods is its use of F2L, which solves the first two layers simultaneously. This step is fully algorithmic, and consists of 21 cases. 2-look OLL trainer. 3x3 | F2L - First Two Layers; 3x3 | OLL - Orientating Last Layer; 3x3 | PLL - Permutating Last Layer; 2x2 | Ortega; ALL ALGORITHM SETS; Digital. "Intermediate F2L guide. Step 4: L5C. Use the same algorithms as above, with the white and yellow centers on the left and right: Rw U Rw'. It is not meant to be a final say on F2L, but rather a starting point for a complete revision of F2L. Before you begin executing F2L, you should have solved the white cross already. Intermediate 4 Look Last Layer. 00 USD. 2-Look PLL Recommended: Any level Practice Cross and transition to F2L. The flipped edge case: it sucks. Step 4: Enjoy your new times. Rotate the up face clockwise twice. Squares (r' U2' R U R' U r) S1 - 5 - Probability = 1/54The Fridrich method or the CFOP method (cross, F2L, OLL, PLL) is a fast method for solving the Rubik's Cube created by Jessica Fridrich. For the same reason as improvement #2 above, memorizing the inverse of Algorithm #4 can speed. Then inserting the pair into the correct "F2L Slot". F2L 3 y L' U' L. Our CFOP Algorithm Flashcards are a convenient, efficient way to learn the CFOP speedcubing method. You can also learn more algorithm sets like:Yes, definitely learn them EVENTUALLY, but since OP is a beginner, he better stay away from F2l algs. . . . So you'll be starting to learn the method CFOP and you start with the second step of it: First two Layers = F2L. FIRST TWO LAYERS (F2L) F2L is the second step of the Fridrich method for solving the Rubik's cube. The Beginner's Method for Solving the Rubik's Cube. The edge pieces do not need to fit the colors on the sides. Blindfolded speedcubing - refers to solving cubes blindfolded. 100% (1) 100% found this document useful (1 vote) 749 views 2 pages. Advanced F2L; Best F2L Algorithms; SUPPORT ME. PLL. Theory. Beginner OLL (2-look OLL). See the original post here; My World is another way to solve F2L-2 assuming the edges are already oriented. Step 2: Stop learning algorithms. OLL Rubik's Cube: Easy 2-Look OLL Tutorial (Beginner CFOP) Orientation of the Last Layer (OLL) solves the top face by applying algorithms. Step 2: Stop learning algorithms. . Heise's beginner method: This is a representative example of an optimized, classical layer-by-layer method. VIC 3131. Use its powerful functionality with a simple-to-use intuitive interface to fill out Best f2l algorithms pdf online, e-sign them, and quickly share them without. Use the Shift key to select multiple cases. Insert the pair into the correct position (F2L Slot) At a beginner level there are three cases for F2L. CFOP stands for 1. F2L is a very important step of the speedsolving, where most of the time improvement occurs, at all levels, thanks to the huge reward for looking ahead and good cubing techniques (e. Nunawading. Free Slice Edge. When done at full speed, F2L. The solution is almost the same, just a few new algorithms come in when you reach the last layer, so if you’re familiar with the classic 3x3x3 Cube. I've seen quite some YouTube videos and wikis about CFOP and collected about 3 to 4 OLL and PLL algorithms per case and all F2L algorithms. Orient Last Layer Red = R U R' U' Family, Green = R U R' U Family, Blue = R F' R' F Family ǐ= inverse, ɱ= mirror, Ʀ= reverse rotation, ~ = minimal difference, ** = this algorithm may be faster Try to recognize each pattern by viewing the fewest number of faces All Edges Oriented Correctly A1 (OCLL1-OCLL8) (second part of three look last layer) (R U R' U) R. Beginner OLL; Beginner PLL; OLL;. Intermediate Algorithms. # 5 = 8. It can be more difficult to recognise cases as there is no center to reference. Tutorial Lessons In this module, you will begin your transition from the Beginner's method to the standard CFOP method. Keyhole First Two Layers or Keyhole F2L, sometimes named working corner, is a method that solves, normally, the first two bottom layers of the 3x3x3 cube. I mean should I just learn the algorithm for every f2l case and not do it intuitively. Even if you use bad algorithms or turn slow, 2x2 solves are so fast that recognizing cases mid-solve would actually waste more time. Alternatively: do some Lw-turn to move it to the U face and use a J Perm PLL algorithm to swap it with the buffer. However, you can solve the cube with just two algorithms. Using F2L (First 2 Layers), one solves a corner and an edge simultaneously, solving the first two layers in four algorithms. I'd like to get some feedback on how I can improve my explanation or what to tackle next! Improving F2L is a big subject and I want to cover everything. When done at full speed, F2L can be completed in less than 10 seconds! Most F2L cases consist of two parts. Business Email dylanqwang@gmail. Hide the cases you do not plan to learn. The world’s fastest speed cubers use this method to solve the Rubik’s cube under 5 seconds and break world records, and it’s surprisingly easy to start learn. I have recently been convinced that algs are going to keep you from getting really fast (less than 30 secs say)… intuitive f2l solving and undersstanding edge orientation (to reduce rotations) is the way to go. In this step the goal is to set up the pieces in a way that we can easily pair them up. You cannot get parity on a 2x2 or 3x3 cube due to the nature of the puzzle itself. Intermediate Intermediate Cross and. The algorithms are meant to accompany the video so they might. Easy Cases. This tutorial sheet shows you efficient ways to insert F2L pairs into all four different F2L slots around the cube. If you practice OH a lot, you will probably average just under double of your regular 3x3 average. One - the pairing of the corner and edge (aka "F2L pair") - and two - the insertion of the F2L pair. Algorithms needed: 41 F2L "algorithms," many of which are intuitive and short (only the first 3 or 4 moves are essential). Hi everyone! I'm very excited to have this basic F2L video made! I had a lot of fun making it and I hope it helps people get a beginner level grasp on the va. world's top speedcubers are probably doing F2L in 9 seconds. Speedcubing and cubing resources. I don’t think him making a flowchart of advanced f2l is gonna work. speed cubers. This page lists the F2L "algorithms" with the cross on bottom. 94/8. DIAGONAL CORNER SWAPS. Permuting the four corner pieces M' U M2 U M2 U M' U2 M2. But this is “Best algorithms for all F2L cases”, not “F2L algorithms that J Perm can do the fastest”. F2L is an incredibly important step of the Fridrich method that can be done intuitively without the use of algorithms. F2L is the second step in the CFOP speedsolving method. To solve the first two layers at once we can memorize many algorithms, 42 specifically in full F2L, but the best way to do it is intuitively. Thx! Just a little heads up about the terminology: F2L isn't really a whole method, it's the second step of CFOP (Cross, F2L, OLL, PLL). For any F2L case, look at the edge orientation to determine whether it's RU-gen or FU-gen (which requires a cube rotation). See all steps Step 3: How to solve the second layer of the Rubik's Cube (F2L) Until this point we could work intuitively without any algorithm to memorize, but in this stage when we're solving the second layer (first two layers - F2L) of the Rubik's Cube people usually get stuck because there are too many moves to foresee in order to complete this step. Easy Cases. This method was first developed in the early 1980s combining innovations by a number of speed cubers. ZZ is a modern method for speed solving the Rubik's Cube, originally proposed by Zbigniew Zborowski in 2006. Click on an image to add it to the trash. F2L algorithms are always going to be as efficient or more efficient than a purely intuitive solution. Beginner CFOP/Fridrich, also called Layer-By-Layer. Step 4: L5C. Insert the pair into the correct position (F2L Slot) At a beginner level there are three cases for F2L. Intermediate. I'm a relative newbie, and I'm just beginning to transition from the beginner method for 3x3x3 to CFOP, but I'm hitting a wall in F2L. Detailed Hints for the First 2 Layers. For sure. . At this point the white cross, the first two layers (F2L) are both done and the last layers pieces are oriented (OLL). An intuitive f2l user would think: "Ok, I. Struggling with F2L for like 2 weeks now, learning it intuitively. To get the corner in position, turn the bottom layer only. In other words our step goal is to form a cross shape on the upper face of the cube. The Beginner's Method for Solving the Rubik's Cube. Algorithm Sets. 2. layer. Step 3: PBL - Permutate Both Layers. The vast majority of speed solvers use brands other than Rubik's, and the. F2L, 3. Beginner Optimising the Beginner's Method. This is a selection of F2L algorithms that are fairly short, but also somewhat unintuitive. A cuber who decided to learn algorithmic f2l would use R U' R' U R U' R' U2 R U' R' to put those 2 pieces correctly into that red and green slot there. Algorithm Sets. The 4 fundamental aspects for developing better F2L. learn How to solve rubik's cube by cfop tutorial 02 F2L. Use the Shift key to select multiple cases. When we execute this last step our Rubik's Cube will be solved. Even outside of algorithms there's terminology, methods, explanation on various topics. ago. Step1: White Face. The Beginner's method for solving the last layer is designed to be easy, but not particularly efficient. F2L is the second step in the CFOP speedsolving method. It merges the second and third steps of the beg. [1] Michal Hordecki's ZZ Page provides a good background and description of the ZZ method for those who aren't already familiar with it. Feb 13. 7. Yellow edges. It can be done in 6 moves or less ~82% of the time and ≤7 moves 99. About half-way through learning A Perm, a light bulb went off: It corner cycles the same way as the penultimate Beginner’s Method algorithm of R’ F R’ B2 R F’ R’ B2 R2 — with Aa as the far less re. Read More - F2L Method Explained: Why It Is Essential to Learn F2L to Solve Rubik's Cube Under 30 Seconds. After learning a basic beginner's method, the first order of business is intuitive F2L (First 2 Layers). State: Rf: Prio: Learned: Cube image: Algorithm (plus hint/intuition) [yellow bg = currently learning; blue bg = need to learn later; gray bg = learned]I make videos so you can get faster!Check out the "Playlists" section on the main channel page. So what I would do is set up the case, and compare your solution to their solution. After that, you can learn the full F2L from here. After learning the beginner's method on the 2x2, one must learn the Ortega method to get faster. The beginners method is basically F2L, but always doing one of the worst cases (solved corner, unsolved edge). I wrote something about F2L for beginners here, mostly pretty similar to what you wrote, but much. Insert the pair into the correct position (F2L Slot) At a beginner level there are three cases for F2L. The concepts are harder than the beginner method, but with practice, F2L is much faster than the beginner method. CORNERS ONLY. Cube rotations are to be avoided. This video gives a comp. 3x3 One Handed Videos. Additionally, the uninspected portion of F2L begins with fewer unsolved pieces, making look ahead easier. Although it is known as the Fridrich method, its origins are credited to. Intuitive F2L means that algorithms are not required and the process should You can save about 20 moves to solve by using F2L instead of the. ZZ was my first speedsolving method, and I found intuitive F2L very easy. pdf), Text File (. Click on an image to add it to the trash. The method developed by Jessica Fridrich involves. Pros. F2L: THE FIRST TWO LAYERS. Practice Cross and transition to F2L. This is a simple beginner F2L tutorial for the 3x3x3 Rubik's Cube CFOP method. Scrambler to practice your Cross and First 2 Layer. Recommended Improvement #3: memorize the inverse of Algorithm #4. First Two Layers The definition is a little different depending on the subject or who you are talking to. I've hit a brick wall with my times, need to sit down when I have some spare time and learn some F2L algorithms, coz I'm going it too slow still intuitively. PLL parity specifically occurs because two adjacent edge pieces are swapped diagonally with 2 other adjacent edge pieces. It is possible to make 2 look PLL using. CFOP. . Each algorithm solves a pair (an edge and a corner) into their designated location. Rubik's Cube Algorithms. More importantly this method is the foundation of the last two steps of the CFOP speedsolving method, where you orientate the last layer (OLL), then permutate the last. PLL - Permutating Last Layer. 4x4 parity occurs on the last layer of a 4x4, where you get a case that is impossible to get on a 3x3 so you need a specific algorithm to solve it. Almost all basic F2L algorithms can be broken down into two stages: 1) place the corner-edge pair in one of the following four basic patterns; 2) solve the basic pattern. This is an easy 2x2 Rubik's Cube tutorial, where you don't need to learn move notation or long algorithms. I spent 6 years on the beginners method (cubing on and off, and not seriously) and I learned f2l at about 50 seconds with the beginners method. Business Email dylanqwang@gmail. A beginner's method refers to speedsolving methods designed for beginners, which often have many steps to simplify the process. The edge pieces do not need to fit the colors on the sides. Time (avg: 0. Turns per second: 2. We call them Left and Right algorithms. 2-look OLL trainer. F2L is the second step in the CFOP Method. There are 57 OLL algorithms in total. I don’t think him making a flowchart of advanced f2l is gonna work. CORNERS ONLY. One - the pairing of the corner and edge (aka "F2L pair") - and two - the insertion of the F2L pair. Many of these cases are very similar to each other (mirrors) and therefore use similar solutions. PYRAMINX | How to Solve a Pyraminx Beginners; SKEWB | How To Solve a Skewb Beginners; Algorithm Sets. Finally, don't just do timed Ao100s, do slow solves until you're. 1: Apr 11, 2017 [Help Thread] How many cube rotation during the F2L is best? Cubing Help & Questions: 28: Dec 31, 2015: B: Best/fastest Last Layer (F2L + LL) 3x3 (Mainly CFOP. 3x3 | F2L - First Two Layers; 3x3 | OLL - Orientating Last Layer; 3x3 | PLL - Permutating Last Layer; 2x2 | Ortega; ALL ALGORITHM SETS; Digital. We've created Print Friendly PDF files that you can use whilst you are learning CFOP Separate F2L, OLL and PLL printable pdf download sheets This is a PDF Download. Learn the 4 specific algorithms (or rather, 3 algorithms plus one mirror algorithm) for each of the 4 different permutation states of the LL edges. Drift 5-in-1 Beginner Kit. 3x3 Videos 3x3 Algorithms 3x3 One Handed Videos 4x4 Videos 5x5 Videos Big Cube Videos Megaminx Videos Other Algorithms Competing Livestreams All; Blogs. Beginner OLL; Beginner PLL; OLL;. 2 look oll 2 look pll algs beginner beginner f2l cross cfop improvement cross cross help embedded f2l f2l . For those people who want to get faster faster, changing to a faster method will help. F2L 5 U' R U R. If you want to learn F2L algorithms, here are all of them: Taken from cubewhiz. pdf. The. Cubes:Cosmic Valk 3 M: Air SM: THE F2L FLOWCHART HERE: can be very frustrating for a lot of beginners because of how hard it is to learn. Now about 350 solves later, My F2L is done in about 25-30secs every time :)About Me. This video is a complete intuitive F2L tutorial for beginners, including examples. 4 Basic Patterns. F2l algorithms for beginners pdf F2L is the second step of the Fridrich method for solving the Rubik's cube. NEW AND IMPROVED TUTORIAL: I helped you, then please help me back by clicking that LIKE button!CFOP Tutorials Playlist: YOUR OWN LYING TO YOURSELF HOODIE: awesome that you finally learned F2L, but now it's time to learn how to do F2L faste. In this video I teach you the easiest way to solve F2L using only 5 basic cases. "Intuitive" means that you understand the concept rather than learning an alg for every single case. Digital cheat sheet tutorial on how to solve 3x3x3 Rubik's cube. I personally learned f2l from JPerm, and I think he explained it well. you could also do eo then roux while preserving eo but that would be wack. F2L stands for First 2 Layers, and it is the second step in the CFOP method for solving the 3x3 Rubik's Cube. . Use the Shift key to select multiple cases. This page explains the Ortega Method of solving a 2x2. PLL is the final step of CFOP - the fastest Rubik's cube speedcubing method. Trash. 5. Best F2L AlgorithmsOLL is the 3rd step of the CFOP, and the "busiest" in respect of the amount of algorithms required to complete it. Do this after you have completed orientating the last layer of the 3x3 (OLL). Orient the edges (3 algorithms) Orient the corners (7 algorithms) Some of these algorithms were already taught in the beginner method. Order Pickup only - No retail . This step is fully algorithmic, and consists of 21 cases. . Trash. Advanced F2L; Best F2L Algorithms; SUPPORT ME. 3x3 | F2L - First Two Layers; 3x3 | OLL - Orientating Last Layer; 3x3 | PLL - Permutating Last Layer; 2x2 | Ortega; ALL ALGORITHM SETS; Digital. com Wiki. Algorithm Sets. Most top speedcubers place the cross on D or L during F2L (more rarely R). Thank you for 200 subs!Cube Gans Air Master: how to solve the first two layers of the cube without any algorithms!Enjoy!PLL or Permutation of the Last Layer is the fourth and last step of the CFOP method, which aims to permute the pieces of the last layer to have the 3x3 fully solved. Remember that you can download the brochures with all the algorithms of the Fridrich method and Fridrich reduced to the download page. pdf. Beginner F2L videos (there are lots of. The result should be that the opposite color to the color we started with will be completed (In our case: the opposite color to yellow is white).