LADDER 05
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For users satisfying this condition: 1600 <= Codeforces Rating <= 1699.
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PROBLEMS 100
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| # | PROBLEM | RATING | DIFFICULTY | TAGS | STATUS |
|---|---|---|---|---|---|
| 01 | Boy or Girl | LVL 1 | brute forceimplementationstrings | | |
| 02 | Beautiful Matrix | LVL 1 | implementation | | |
| 03 | Team | LVL 1 | brute forcegreedy | | |
| 04 | Petya and Strings | LVL 1 | implementationstrings | | |
| 05 | Magnets | LVL 1 | implementation | | |
| 06 | Young Physicist | LVL 1 | implementationmath | | |
| 07 | Word Capitalization | LVL 1 | implementationstrings | | |
| 08 | Bit++ | LVL 1 | implementation | | |
| 09 | Way Too Long Words | LVL 1 | strings | | |
| 10 | Even Odds | LVL 2 | math | | |
| 11 | Dubstep | LVL 2 | strings | | |
| 12 | Xenia and Ringroad | LVL 2 | implementation | | |
| 13 | Football | LVL 2 | implementationstrings | | |
| 14 | System of Equations | LVL 2 | brute force | | |
| 15 | Lucky Division | LVL 2 | brute forcenumber theory | | |
| 16 | Dragons | LVL 2 | greedysortings | | |
| 17 | Puzzles | LVL 2 | greedy | | |
| 18 | Chat room | LVL 2 | greedystrings | | |
| 19 | Dreamoon and WiFi | LVL 3 | bitmasksbrute forcecombinatorics +3 | | |
| 20 | Ice Skating | LVL 3 | brute forcedfs and similardsu +1 | | |
| 21 | Learning Languages | LVL 3 | dfs and similardsu | | |
| 22 | T-primes | LVL 3 | binary searchimplementationmath +1 | | |
| 23 | Fence | LVL 3 | brute forcedp | | |
| 24 | Party | LVL 3 | dfs and similargraphstrees | | |
| 25 | Building Permutation | LVL 3 | greedyimplementationsortings | | |
| 26 | Greg and Array | LVL 3 | data structuresimplementation | | |
| 27 | Cut Ribbon | LVL 3 | brute forcedp | | |
| 28 | Maximum Absurdity | LVL 4 | data structuresdpimplementation | | |
| 29 | Vasya and Chess | LVL 4 | constructive algorithmsgamesmath | | |
| 30 | Bubble Sort Graph | LVL 4 | binary searchdata structuresdp | | |
| 31 | Modified GCD | LVL 4 | binary searchnumber theory | | |
| 32 | Palindrome Transformation | LVL 4 | brute forcegreedyimplementation | | |
| 33 | Mafia | LVL 4 | binary searchmathsortings | | |
| 34 | To Add or Not to Add | LVL 4 | binary searchsortingstwo pointers | | |
| 35 | Almost Arithmetical Progression | LVL 4 | brute forcedp | | |
| 36 | DZY Loves Sequences | LVL 4 | dpimplementationtwo pointers | | |
| 37 | Ilya and Matrix | LVL 4 | constructive algorithmsgreedyimplementation +1 | | |
| 38 | Physics Practical | LVL 4 | binary searchdpsortings +1 | | |
| 39 | Common Divisors | LVL 4 | brute forcehashingimplementation +2 | | |
| 40 | Valera and Elections | LVL 4 | dfs and similargraphstrees | | |
| 41 | XOR and OR | LVL 4 | constructive algorithmsimplementationmath | | |
| 42 | Color the Fence | LVL 4 | data structuresdpgreedy +1 | | |
| 43 | Colorful Graph | LVL 4 | brute forcedfs and similargraphs | | |
| 44 | Boredom | LVL 4 | dp | | |
| 45 | Hometask | LVL 4 | brute forceconstructive algorithmsgreedy +1 | | |
| 46 | k-Tree | LVL 4 | dpimplementationtrees | | |
| 47 | Bombs | LVL 4 | greedyimplementationsortings | | |
| 48 | Beautiful Numbers | LVL 4 | brute forcecombinatorics | | |
| 49 | Shaass and Bookshelf | LVL 4 | dpgreedy | | |
| 50 | Password | LVL 4 | binary searchdphashing +2 | | |
| 51 | Fixing Typos | LVL 4 | greedyimplementation | | |
| 52 | Zero Tree | LVL 4 | dfs and similardpgreedy +1 | | |
| 53 | Pipeline | LVL 4 | binary searchmath | | |
| 54 | Greenhouse Effect | LVL 4 | dp | | |
| 55 | Hamburgers | LVL 4 | binary searchbrute force | | |
| 56 | Little Girl and Maximum XOR | LVL 4 | bitmasksdpgreedy +2 | | |
| 57 | Dima and Hares | LVL 4 | dpgreedy | | |
| 58 | Another Problem on Strings | LVL 4 | binary searchbrute forcedp +3 | | |
| 59 | Cows and Sequence | LVL 4 | constructive algorithmsdata structuresimplementation | | |
| 60 | Little Girl and Maximum Sum | LVL 4 | data structuresgreedyimplementation +1 | | |
| 61 | Booking System | LVL 4 | binary searchdpgreedy +1 | | |
| 62 | Barcode | LVL 4 | dpmatrices | | |
| 63 | Arithmetic Progression | LVL 4 | implementationsortings | | |
| 64 | Ladder | LVL 4 | dpimplementationtwo pointers | | |
| 65 | Caesar's Legions | LVL 4 | dp | | |
| 66 | Xenia and Bit Operations | LVL 4 | data structurestrees | | |
| 67 | Tetrahedron | LVL 4 | dpmathmatrices | | |
| 68 | George and Job | LVL 4 | dpimplementation | | |
| 69 | Good Sequences | LVL 4 | dpnumber theory | | |
| 70 | Xenia and Weights | LVL 4 | constructive algorithmsdfs and similardp +3 | | |
| 71 | Greg and Graph | LVL 4 | dpgraphsshortest paths | | |
| 72 | Number of Ways | LVL 4 | binary searchbrute forcedata structures +2 | | |
| 73 | Pair of Numbers | LVL 5 | binary searchbrute forcedata structures +2 | | |
| 74 | Wonder Room | LVL 5 | brute forcemath | | |
| 75 | Pashmak and Parmida's problem | LVL 5 | data structuresdivide and conquersortings | | |
| 76 | Ice Cave | LVL 5 | dfs and similar | | |
| 77 | Devu and his Brother | LVL 5 | binary searchsortingsternary search +1 | | |
| 78 | Dima and Bacteria | LVL 5 | dsugraphsshortest paths | | |
| 79 | Watto and Mechanism | LVL 5 | binary searchdata structureshashing +2 | | |
| 80 | Restore Graph | LVL 5 | dfs and similargraphssortings | | |
| 81 | Riding in a Lift | LVL 5 | combinatoricsdp | | |
| 82 | Count Good Substrings | LVL 5 | math | | |
| 83 | Roman and Numbers | LVL 5 | bitmasksbrute forcecombinatorics +2 | | |
| 84 | Choosing Capital for Treeland | LVL 5 | dfs and similardpgraphs +1 | | |
| 85 | Devu and Partitioning of the Array | LVL 5 | brute forceconstructive algorithmsimplementation +1 | | |
| 86 | Valid Sets | LVL 5 | dfs and similardpmath +1 | | |
| 87 | MUH and Cube Walls | LVL 5 | string suffix structuresstrings | | |
| 88 | Painting Fence | LVL 5 | divide and conquerdpgreedy | | |
| 89 | XOR on Segment | LVL 5 | bitmasksdata structures | | |
| 90 | Vessels | LVL 5 | data structuresdsuimplementation +1 | | |
| 91 | Bad Luck Island | LVL 5 | dpprobabilities | | |
| 92 | Multiplication Table | LVL 5 | binary searchbrute force | | |
| 93 | Red-Green Towers | LVL 5 | dp | | |
| 94 | Pashmak and Buses | LVL 5 | combinatoricsconstructive algorithmsmath | | |
| 95 | Bag of mice | LVL 5 | dpgamesmath +1 | | |
| 96 | Gargari and Bishops | LVL 5 | greedyhashingimplementation | | |
| 97 | Gargari and Permutations | LVL 5 | dfs and similardpgraphs +1 | | |
| 98 | R2D2 and Droid Army | LVL 5 | binary searchdata structurestwo pointers | | |
| 99 | Bear and Prime Numbers | LVL 5 | binary searchbrute forcedata structures +4 | | |
| 100 | Good Substrings | LVL 5 | data structuresstrings | |
ANALYTICS
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≤ SPECIALIST
39
PROBLEMS EXPERT
44
PROBLEMS CANDIDATE MASTER
16
PROBLEMS ≥ MASTER
1
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