1200-1400

Problems
# Problem Tag Solved Count Status
1 Equalize dp, greedy, strings 17663 Approved
2 Get an Even String dp, greedy, strings 17631 Approved
3 Two Round Dances combinatorics, math 17296 Approved
4 Array and Operations dp, greedy, math 17171 Approved
5 Binary String To Subsequences constructive algorithms, data structures, greedy, implementation 16929 Approved
6 Game With Array constructive algorithms, math 16908 Approved
7 Canine poetry dp, greedy, strings 16748 Approved
8 Big Vova brute force, greedy, math, number theory 16173 Approved
9 Strong Vertices math, sortings, trees 15716 Approved
10 Strong Vertices math, sortings, trees 15714 Approved
11 Phoenix and Towers constructive algorithms, data structures, greedy 15653 Approved
12 Unstable String binary search, dp, greedy, implementation, strings, two pointers 15364 Approved
13 Palindromes Coloring binary search, greedy, sortings, strings 15200 Approved
14 Permutation Partitions combinatorics, greedy, math 14906 Approved
15 Maximum width binary search, data structures, dp, greedy, two pointers 14868 Approved
16 String Equality dp, greedy, hashing, implementation, strings 14614 Approved
17 Diverse Garland constructive algorithms, dp, greedy 14316 Approved
18 Ice Cream Balls binary search, combinatorics, constructive algorithms, math 14086 Approved
19 Ice Cream Balls binary search, combinatorics, constructive algorithms, math 14085 Approved
20 Good Array 14081 Approved
21 Qpwoeirut And The City dp, flows, greedy, implementation 13563 Approved
22 Lose it! dp, greedy, implementation 13453 Approved
23 Good Subarrays (Easy Version) binary search, data structures, schedules, two pointers 13393 Approved
24 Particles dp, greedy, implementation, math 13387 Approved
25 Particles dp, greedy, implementation, math 13387 Approved
26 Sweets Eating dp, greedy, math, sortings 13223 Approved
27 Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees 13147 Approved
28 Increase Subarray Sums brute force, dp, greedy, implementation 12822 Approved
29 Absolute Sorting constructive algorithms, math 12808 Approved
30 Boxers greedy, sortings 12781 Approved
31 Vlad and a Pair of Numbers bitmasks, constructive algorithms 12731 Approved
32 Prefix Permutation Sums implementation, math 12682 Approved
33 Backspace dp, greedy, strings, two pointers 12660 Approved
34 Take Your Places! implementation 12174 Approved
35 Fighting Tournament binary search, data structures, implementation, two pointers 12116 Approved
36 Restoring the Permutation constructive algorithms, implementation 12046 Approved
37 Make it Alternating combinatorics, dp, greedy 11945 Approved
38 Make it Alternating combinatorics, dp, greedy 11944 Approved
39 Chat Online implementation 11917 Approved
40 Strong Password binary search, dp, greedy, strings 11862 Approved
41 Strong Password binary search, dp, greedy, strings 11862 Approved
42 Magic Powder - 2 binary search, implementation 11745 Approved
43 Filling the Grid implementation, math 11106 Approved
44 Divisor Chain bitmasks, constructive algorithms, math, number theory 11021 Approved
45 Vampiric Powers, anyone? bitmasks, brute force, dp, greedy 10986 Approved
46 Fishingprince Plays With Array constructive algorithms, greedy, implementation, math 10824 Approved
47 Tiles combinatorics, greedy, math 10736 Approved
48 Game on Permutation data structures, dp, games, greedy 10683 Approved
49 Game on Permutation data structures, dp, games, greedy 10682 Approved
50 Palindrome Basis brute force, dp, math, number theory 10590 Approved
51 Sum on Subarrays constructive algorithms, greedy, math 10570 Approved
52 Archer math, probabilities 10561 Approved
53 Pull Your Luck brute force, greedy, math, number theory 10513 Approved
54 Rubik's Cube Coloring (easy version) combinatorics, math 10493 Approved
55 Swap Letters constructive algorithms, greedy 10459 Approved
56 Interview binary search, implementation, interactive 10410 Approved
57 Binary Search binary search, combinatorics 10237 Approved
58 Power of Points math, sortings 10007 Approved
59 Candies! data structures, dp, implementation, math 9988 Approved
60 Ayoub and Lost Array combinatorics, dp, math 9796 Approved
61 Skyscrapers (easy version) brute force, data structures, dp, greedy 9735 Approved
62 Data Structures Fan binary search, bitmasks, data structures, dp 9711 Approved
63 Even Number Addicts dp, games, greedy, math 9657 Approved
64 Labs constructive algorithms, greedy, implementation 9588 Approved
65 The Walkway brute force, dp, greedy, math, number theory 9448 Approved
66 The Walkway brute force, dp, greedy, math, number theory 9446 Approved
67 Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive 9436 Approved
68 Salyg1n and the MEX Game constructive algorithms,data structures, games, greedy, interactive 9436 Approved
69 Gas Pipeline dp, greedy 9260 Approved
70 Pride brute force, dp, greedy, math, number theory 9179 Approved
71 Colorful Table binary search, data structures, dp, implementation, math, two pointers 9118 Approved
72 Colorful Table binary search, data structures, dp, implementation, math, two pointers 9117 Approved
73 Vasya and Multisets brute force, dp, greedy, implementation, math 8919 Approved
74 Homecoming binary search, dp, greedy, strings 8752 Approved
75 Maximum splitting dp, greedy, math, number theory 8688 Approved
76 Playoff combinatorics, constructive algorithms, dp, greedy, math 8680 Approved
77 Simple Strings dp, greedy, strings 8392 Approved
78 Discrete Acceleration binary search, dp, implementation, math, two pointers 8374 Approved
79 Mike and Fun brute force, dp, greedy, implementation 8060 Approved
80 Ehab and a 2-operation task constructive algorithms, greedy, math 7796 Approved
81 K-Dominant Character binary search, implementation, two pointers 7627 Approved
82 Paint the Digits constructive algorithms, greedy, implementation 7067 Approved
83 Bishwock dp, greedy 6728 Approved
84 Bubble Sort Graph binary search, data structures, dp 6711 Approved
85 Smallest Word constructive algorithms, greedy, implementation 6600 Approved
86 Glass Carving binary search, data structures, implementation 6469 Approved
87 Did you mean... dp, greedy, implementation 5318 Approved
Tag Analysis | Problems
Tags | Top 5