LADDER 06
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For users satisfying this condition: 1700 <= Codeforces Rating <= 1799.
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PROBLEMS 100
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| # | PROBLEM | RATING | DIFFICULTY | TAGS | STATUS |
|---|---|---|---|---|---|
| 01 | Candy Bags | LVL 1 | implementation | | |
| 02 | Word | LVL 1 | implementationstrings | | |
| 03 | Dreamoon and Stairs | LVL 2 | implementationmath | | |
| 04 | Cut Ribbon | LVL 3 | brute forcedp | | |
| 05 | T-primes | LVL 3 | binary searchimplementationmath +1 | | |
| 06 | Ice Skating | LVL 3 | brute forcedfs and similardsu +1 | | |
| 07 | Little Elephant and Bits | LVL 3 | greedymath | | |
| 08 | Dreamoon and WiFi | LVL 3 | bitmasksbrute forcecombinatorics +3 | | |
| 09 | Party | LVL 3 | dfs and similargraphstrees | | |
| 10 | Greg and Array | LVL 3 | data structuresimplementation | | |
| 11 | Table Decorations | LVL 4 | greedy | | |
| 12 | Checkposts | LVL 4 | dfs and similargraphstwo pointers | | |
| 13 | Valera and Elections | LVL 4 | dfs and similargraphstrees | | |
| 14 | Psychos in a Line | LVL 4 | data structuresimplementation | | |
| 15 | Counting Rectangles is Fun | LVL 4 | brute forcedivide and conquerdp | | |
| 16 | Greg and Graph | LVL 4 | dpgraphsshortest paths | | |
| 17 | Little Girl and Maximum Sum | LVL 4 | data structuresgreedyimplementation +1 | | |
| 18 | Renting Bikes | LVL 4 | binary searchgreedy | | |
| 19 | Treasure | LVL 4 | greedy | | |
| 20 | DZY Loves Sequences | LVL 4 | dpimplementationtwo pointers | | |
| 21 | Color the Fence | LVL 4 | data structuresdpgreedy +1 | | |
| 22 | Colorful Graph | LVL 4 | brute forcedfs and similargraphs | | |
| 23 | Zero Tree | LVL 4 | dfs and similardpgreedy +1 | | |
| 24 | King's Path | LVL 4 | dfs and similargraphshashing +1 | | |
| 25 | Interesting Array | LVL 4 | constructive algorithmsdata structurestrees | | |
| 26 | Greenhouse Effect | LVL 4 | dp | | |
| 27 | The Brand New Function | LVL 4 | bitmasks | | |
| 28 | Caesar's Legions | LVL 4 | dp | | |
| 29 | Dima and Hares | LVL 4 | dpgreedy | | |
| 30 | Almost Arithmetical Progression | LVL 4 | brute forcedp | | |
| 31 | Hamburgers | LVL 4 | binary searchbrute force | | |
| 32 | Petya and Divisors | LVL 4 | binary searchdata structuresnumber theory | | |
| 33 | Matrix | LVL 4 | combinatoricsdata structuresimplementation | | |
| 34 | Xenia and Weights | LVL 4 | constructive algorithmsdfs and similardp +3 | | |
| 35 | Barcode | LVL 4 | dpmatrices | | |
| 36 | Color Stripe | LVL 4 | brute forcedpgreedy | | |
| 37 | Xenia and Bit Operations | LVL 4 | data structurestrees | | |
| 38 | Ciel and Robot | LVL 4 | binary searchimplementationmath | | |
| 39 | Little Elephant and Interval | LVL 4 | binary searchcombinatoricsdp | | |
| 40 | Little Elephant and Cards | LVL 4 | binary searchdata structures | | |
| 41 | Good Sequences | LVL 4 | dpnumber theory | | |
| 42 | k-Tree | LVL 4 | dpimplementationtrees | | |
| 43 | Mike and Feet | LVL 4 | binary searchdata structuresdp +1 | | |
| 44 | Andrey and Problem | LVL 4 | greedymathprobabilities | | |
| 45 | Maximum Submatrix 2 | LVL 4 | data structuresdpimplementation +1 | | |
| 46 | Password | LVL 4 | binary searchdphashing +2 | | |
| 47 | Good Substrings | LVL 5 | data structuresstrings | | |
| 48 | GukiZ hates Boxes | LVL 5 | binary searchgreedy | | |
| 49 | Regular Bridge | LVL 5 | constructive algorithmsgraphsimplementation | | |
| 50 | MUH and Cube Walls | LVL 5 | string suffix structuresstrings | | |
| 51 | Little Pony and Harmony Chest | LVL 5 | bitmasksbrute forcedp | | |
| 52 | Sereja and Brackets | LVL 5 | data structuresschedules | | |
| 53 | Obsessive String | LVL 5 | dpstrings | | |
| 54 | Gargari and Bishops | LVL 5 | greedyhashingimplementation | | |
| 55 | Appleman and Tree | LVL 5 | dfs and similardptrees | | |
| 56 | Soldier and Number Game | LVL 5 | constructive algorithmsdpmath +1 | | |
| 57 | Lucky Tree | LVL 5 | dpdsutrees | | |
| 58 | Missile Silos | LVL 5 | data structuresdfs and similargraphs +1 | | |
| 59 | Sereja and the Arrangement of Numbers | LVL 5 | graphsgreedysortings | | |
| 60 | Enemy is weak | LVL 5 | data structurestrees | | |
| 61 | A and B and Interesting Substrings | LVL 5 | data structuresdptwo pointers | | |
| 62 | Equivalent Strings | LVL 5 | divide and conquerhashingsortings +1 | | |
| 63 | Book of Evil | LVL 5 | dfs and similardivide and conquerdp +1 | | |
| 64 | Dima and Bacteria | LVL 5 | dsugraphsshortest paths | | |
| 65 | Present | LVL 5 | binary searchdata structuresgreedy | | |
| 66 | Ciel the Commander | LVL 5 | constructive algorithmsdfs and similardivide and conquer +2 | | |
| 67 | Pashmak and Buses | LVL 5 | combinatoricsconstructive algorithmsmath | | |
| 68 | Pashmak and Parmida's problem | LVL 5 | data structuresdivide and conquersortings | | |
| 69 | Count Good Substrings | LVL 5 | math | | |
| 70 | Book of Evil | LVL 5 | dfs and similardivide and conquerdp +1 | | |
| 71 | Civilization | LVL 5 | dfs and similardpdsu +2 | | |
| 72 | Painting Fence | LVL 5 | divide and conquerdpgreedy | | |
| 73 | A and B and Lecture Rooms | LVL 5 | binary searchdata structuresdfs and similar +2 | | |
| 74 | Water Tree | LVL 5 | data structuresdfs and similargraphs +1 | | |
| 75 | Choosing Balls | LVL 5 | dp | | |
| 76 | Watto and Mechanism | LVL 5 | binary searchdata structureshashing +2 | | |
| 77 | Multiplication Table | LVL 5 | binary searchbrute force | | |
| 78 | Characteristics of Rectangles | LVL 5 | binary searchbitmasksbrute force +2 | | |
| 79 | Lucky Common Subsequence | LVL 5 | dpstrings | | |
| 80 | Prefixes and Suffixes | LVL 5 | dpstring suffix structuresstrings +1 | | |
| 81 | Sereja ans Anagrams | LVL 5 | binary searchdata structures | | |
| 82 | XOR on Segment | LVL 5 | bitmasksdata structures | | |
| 83 | Porcelain | LVL 5 | dp | | |
| 84 | Devu and his Brother | LVL 5 | binary searchsortingsternary search +1 | | |
| 85 | Eternal Victory | LVL 5 | dfs and similargraphsgreedy +2 | | |
| 86 | Red-Green Towers | LVL 5 | dp | | |
| 87 | Choosing Capital for Treeland | LVL 5 | dfs and similardpgraphs +1 | | |
| 88 | Roman and Numbers | LVL 5 | bitmasksbrute forcecombinatorics +2 | | |
| 89 | Vessels | LVL 5 | data structuresdsuimplementation +1 | | |
| 90 | Propagating tree | LVL 5 | data structuresdfs and similartrees | | |
| 91 | Bag of mice | LVL 5 | dpgamesmath +1 | | |
| 92 | A Lot of Games | LVL 5 | dfs and similardpgames +3 | | |
| 93 | Pair of Numbers | LVL 5 | binary searchbrute forcedata structures +2 | | |
| 94 | Pashmak and Graph | LVL 5 | dpsortings | | |
| 95 | Petr# | LVL 6 | brute forcedata structureshashing +1 | | |
| 96 | The Child and Sequence | LVL 6 | data structuresmath | | |
| 97 | Vasya and Beautiful Arrays | LVL 6 | brute forcedpnumber theory | | |
| 98 | Little Girl and Problem on Trees | LVL 6 | data structuresgraphstrees | | |
| 99 | Antimatter | LVL 6 | dp | | |
| 100 | Tree Requests | LVL 6 | binary searchbitmasksconstructive algorithms +3 | |
ANALYTICS
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PROBLEMS EXPERT
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