AtCoder · Project CodeNet · p04043
AtCoder Beginner Contest 042 - Iroha and Haiku (ABC Edition)
Problem solutions · 1 language
Directory page 31 of 94
Competitive Programming Solution Directory — Page 31
Browse page 31 of the Magical CP Library A–Z directory: 14,011 competitive programming problems with solutions in the available languages.
Each problem appears once here, with separate language links when multiple implementations are available.
AtCoder · Project CodeNet · p04044
AtCoder Beginner Contest 042 - Iroha Loves Strings (ABC Edition)
Problem solutions · 1 language
AtCoder · Project CodeNet · p04045
AtCoder Beginner Contest 042 - Iroha's Obsession
Problem solutions · 1 language
AtCoder · Project CodeNet · p04031
AtCoder Beginner Contest 043 - Be Together
Problem solutions · 1 language
AtCoder · Project CodeNet · p04029
AtCoder Beginner Contest 043 - Children and Candies (ABC Edit)
Problem solutions · 1 language
AtCoder · Project CodeNet · p04032
AtCoder Beginner Contest 043 - Unbalanced
Problem solutions · 1 language
AtCoder · Project CodeNet · p04030
AtCoder Beginner Contest 043 - Unhappy Hacking (ABC Edit)
Problem solutions · 1 language
AtCoder · Project CodeNet · p04012
AtCoder Beginner Contest 044 - Beautiful Strings
Problem solutions · 1 language
AtCoder · Project CodeNet · p04014
AtCoder Beginner Contest 044 - Digit Sum
Problem solutions · 1 language
AtCoder · Project CodeNet · p04013
AtCoder Beginner Contest 044 - Tak and Cards
Problem solutions · 1 language
AtCoder · Project CodeNet · p04011
AtCoder Beginner Contest 044 - Tak and Hotels (ABC Edit)
Problem solutions · 1 language
AtCoder · Project CodeNet · p03998
AtCoder Beginner Contest 045 - Card Game for Three (ABC Edit)
Problem solutions · 1 language
AtCoder · Project CodeNet · p03999
AtCoder Beginner Contest 045 - Many Formulas
Problem solutions · 1 language
AtCoder · Project CodeNet · p04000
AtCoder Beginner Contest 045 - Snuke's Coloring
Problem solutions · 1 language
AtCoder · Project CodeNet · p03997
AtCoder Beginner Contest 045 - Trapezoids
Problem solutions · 1 language
AtCoder · Project CodeNet · p03964
AtCoder Beginner Contest 046 - AtCoDeer and Election Report
Problem solutions · 1 language
AtCoder · Project CodeNet · p03962
AtCoder Beginner Contest 046 - AtCoDeer and Paint Cans
Problem solutions · 1 language
AtCoder · Project CodeNet · p03965
AtCoder Beginner Contest 046 - AtCoDeer and Rock-Paper
Problem solutions · 1 language
AtCoder · Project CodeNet · p03963
AtCoder Beginner Contest 046 - Painting Balls with AtCoDeer
Problem solutions · 1 language
AtCoder · Project CodeNet · p03945
AtCoder Beginner Contest 047 - 1D Reversi
Problem solutions · 1 language
AtCoder · Project CodeNet · p03946
AtCoder Beginner Contest 047 - An Invisible Hand
Problem solutions · 1 language
AtCoder · Project CodeNet · p03943
AtCoder Beginner Contest 047 - Fighting over Candies
Problem solutions · 1 language
AtCoder · Project CodeNet · p03944
AtCoder Beginner Contest 047 - Snuke's Coloring 2 (ABC Edit)
Problem solutions · 1 language
AtCoder · Project CodeNet · p03863
AtCoder Beginner Contest 048 - An Ordinary Game
Problem solutions · 1 language
AtCoder · Project CodeNet · p03860
AtCoder Beginner Contest 048 - AtCoder *** Contest
Problem solutions · 1 language
AtCoder · Project CodeNet · p03861
AtCoder Beginner Contest 048 - Between a and b ...
Problem solutions · 1 language
AtCoder · Project CodeNet · p03862
AtCoder Beginner Contest 048 - Boxes and Candies
Problem solutions · 1 language
AtCoder · Project CodeNet · p03855
AtCoder Beginner Contest 049 - Connectivity
Problem solutions · 1 language
AtCoder · Project CodeNet · p03854
AtCoder Beginner Contest 049 - Daydream
Problem solutions · 1 language
AtCoder · Project CodeNet · p03853
AtCoder Beginner Contest 049 - Thin
Problem solutions · 1 language
AtCoder · Project CodeNet · p03852
AtCoder Beginner Contest 049 - UOIAUAI
Problem solutions · 1 language
AtCoder · Project CodeNet · p03844
AtCoder Beginner Contest 050 - Addition and Subtraction Easy
Problem solutions · 1 language
AtCoder · Project CodeNet · p03845
AtCoder Beginner Contest 050 - Contest with Drinks Easy
Problem solutions · 1 language
AtCoder · Project CodeNet · p03846
AtCoder Beginner Contest 050 - Lining Up
Problem solutions · 1 language
AtCoder · Project CodeNet · p03847
AtCoder Beginner Contest 050 - Xor Sum
Problem solutions · 1 language
AtCoder · Project CodeNet · p03836
AtCoder Beginner Contest 051 - Back and Forth
Problem solutions · 1 language
AtCoder · Project CodeNet · p03837
AtCoder Beginner Contest 051 - Candidates of No Shortest Paths
Problem solutions · 1 language
AtCoder · Project CodeNet · p03834
AtCoder Beginner Contest 051 - Haiku
Problem solutions · 1 language
AtCoder · Project CodeNet · p03835
AtCoder Beginner Contest 051 - Sum of Three Integers
Problem solutions · 1 language
AtCoder · Project CodeNet · p03828
AtCoder Beginner Contest 052 - Factors of Factorial
Problem solutions · 1 language
AtCoder · Project CodeNet · p03827
AtCoder Beginner Contest 052 - Increment Decrement
Problem solutions · 1 language
AtCoder · Project CodeNet · p03826
AtCoder Beginner Contest 052 - Two Rectangles
Problem solutions · 1 language
AtCoder · Project CodeNet · p03829
AtCoder Beginner Contest 052 - Walk and Teleport
Problem solutions · 1 language
AtCoder · Project CodeNet · p03814
AtCoder Beginner Contest 053 - A to Z String
Problem solutions · 1 language
AtCoder · Project CodeNet · p03813
AtCoder Beginner Contest 053 - ABC/ARC
Problem solutions · 1 language
AtCoder · Project CodeNet · p03816
AtCoder Beginner Contest 053 - Card Eater
Problem solutions · 1 language
AtCoder · Project CodeNet · p03815
AtCoder Beginner Contest 053 - X: Yet Another Die Game
Problem solutions · 1 language
AtCoder · Project CodeNet · p03806
AtCoder Beginner Contest 054 - Mixing Experiment
Problem solutions · 1 language
AtCoder · Project CodeNet · p03803
AtCoder Beginner Contest 054 - One Card Poker
Problem solutions · 1 language
AtCoder · Project CodeNet · p03805
AtCoder Beginner Contest 054 - One-stroke Path
Problem solutions · 1 language
AtCoder · Project CodeNet · p03804
AtCoder Beginner Contest 054 - Template Matching
Problem solutions · 1 language
AtCoder · Project CodeNet · p03798
AtCoder Beginner Contest 055 - Menagerie
Problem solutions · 1 language
AtCoder · Project CodeNet · p03795
AtCoder Beginner Contest 055 - Restaurant
Problem solutions · 1 language
AtCoder · Project CodeNet · p03797
AtCoder Beginner Contest 055 - Scc Puzzle
Problem solutions · 1 language
AtCoder · Project CodeNet · p03796
AtCoder Beginner Contest 055 - Training Camp
Problem solutions · 1 language
AtCoder · Project CodeNet · p03779
AtCoder Beginner Contest 056 - Go Home
Problem solutions · 1 language
AtCoder · Project CodeNet · p03777
AtCoder Beginner Contest 056 - HonestOrDishonest
Problem solutions · 1 language
AtCoder · Project CodeNet · p03778
AtCoder Beginner Contest 056 - NarrowRectanglesEasy
Problem solutions · 1 language
AtCoder · Project CodeNet · p03780
AtCoder Beginner Contest 056 - No Need
Problem solutions · 1 language
AtCoder · Project CodeNet · p03774
AtCoder Beginner Contest 057 - Checkpoints
Problem solutions · 1 language
AtCoder · Project CodeNet · p03775
AtCoder Beginner Contest 057 - Digits in Multiplication
Problem solutions · 1 language
AtCoder · Project CodeNet · p03776
AtCoder Beginner Contest 057 - Maximum Average Sets
Problem solutions · 1 language
AtCoder · Project CodeNet · p03773
AtCoder Beginner Contest 057 - Remaining Time
Problem solutions · 1 language
AtCoder · Project CodeNet · p03762
AtCoder Beginner Contest 058 - ###
Problem solutions · 1 language
AtCoder · Project CodeNet · p03760
AtCoder Beginner Contest 058 - ∵∴∵
Problem solutions · 1 language
AtCoder · Project CodeNet · p03761
AtCoder Beginner Contest 058 - Dubious Document
Problem solutions · 1 language
AtCoder · Project CodeNet · p03759
AtCoder Beginner Contest 058 - ι⊥l
Problem solutions · 1 language
AtCoder · Project CodeNet · p03740
AtCoder Beginner Contest 059 - Alice&Brown
Problem solutions · 1 language
AtCoder · Project CodeNet · p03738
AtCoder Beginner Contest 059 - Comparison
Problem solutions · 1 language
AtCoder · Project CodeNet · p03739
AtCoder Beginner Contest 059 - Sequence
Problem solutions · 1 language
AtCoder · Project CodeNet · p03737
AtCoder Beginner Contest 059 - Three-letter acronym
Problem solutions · 1 language
AtCoder · Project CodeNet · p03730
AtCoder Beginner Contest 060 - Choose Integers
Problem solutions · 1 language
AtCoder · Project CodeNet · p03731
AtCoder Beginner Contest 060 - Sentou
Problem solutions · 1 language
AtCoder · Project CodeNet · p03729
AtCoder Beginner Contest 060 - Shiritori
Problem solutions · 1 language
AtCoder · Project CodeNet · p03732
AtCoder Beginner Contest 060 - Simple Knapsack
Problem solutions · 1 language
AtCoder · Project CodeNet · p03719
AtCoder Beginner Contest 061 - Between Two Integers
Problem solutions · 1 language
AtCoder · Project CodeNet · p03721
AtCoder Beginner Contest 061 - Big Array
Problem solutions · 1 language
AtCoder · Project CodeNet · p03720
AtCoder Beginner Contest 061 - Counting Roads
Problem solutions · 1 language
AtCoder · Project CodeNet · p03722
AtCoder Beginner Contest 061 - Score Attack
Problem solutions · 1 language
AtCoder · Project CodeNet · p03714
AtCoder Beginner Contest 062 - 3N Numbers
Problem solutions · 1 language
AtCoder · Project CodeNet · p03713
AtCoder Beginner Contest 062 - Chocolate Bar
Problem solutions · 1 language
AtCoder · Project CodeNet · p03711
AtCoder Beginner Contest 062 - Grouping
Problem solutions · 1 language
AtCoder · Project CodeNet · p03712
AtCoder Beginner Contest 062 - Picture Frame
Problem solutions · 1 language
AtCoder · Project CodeNet · p03699
AtCoder Beginner Contest 063 - Bugged
Problem solutions · 1 language
AtCoder · Project CodeNet · p03697
AtCoder Beginner Contest 063 - Restricted
Problem solutions · 1 language
AtCoder · Project CodeNet · p03698
AtCoder Beginner Contest 063 - Varied
Problem solutions · 1 language
AtCoder · Project CodeNet · p03700
AtCoder Beginner Contest 063 - Widespread
Problem solutions · 1 language
AtCoder · Project CodeNet · p03695
AtCoder Beginner Contest 064 - Colorful Leaderboard
Problem solutions · 1 language
AtCoder · Project CodeNet · p03696
AtCoder Beginner Contest 064 - Insertion
Problem solutions · 1 language
AtCoder · Project CodeNet · p03693
AtCoder Beginner Contest 064 - RGB Cards
Problem solutions · 1 language
AtCoder · Project CodeNet · p03694
AtCoder Beginner Contest 064 - Traveling AtCoDeer Problem
Problem solutions · 1 language
AtCoder · Project CodeNet · p03682
AtCoder Beginner Contest 065 - Built?
Problem solutions · 1 language
AtCoder · Project CodeNet · p03679
AtCoder Beginner Contest 065 - Expired?
Problem solutions · 1 language
AtCoder · Project CodeNet · p03681
AtCoder Beginner Contest 065 - Reconciled?
Problem solutions · 1 language
AtCoder · Project CodeNet · p03680
AtCoder Beginner Contest 065 - Trained?
Problem solutions · 1 language
AtCoder · Project CodeNet · p03673
AtCoder Beginner Contest 066 - pushpush
Problem solutions · 1 language
AtCoder · Project CodeNet · p03671
AtCoder Beginner Contest 066 - ringring
Problem solutions · 1 language
AtCoder · Project CodeNet · p03660
AtCoder Beginner Contest 067 - Fennec VS. Snuke
Problem solutions · 1 language
AtCoder · Project CodeNet · p03657
AtCoder Beginner Contest 067 - Sharing Cookies
Problem solutions · 1 language
AtCoder · Project CodeNet · p03658
AtCoder Beginner Contest 067 - Snake Toy
Problem solutions · 1 language
AtCoder · Project CodeNet · p03659
AtCoder Beginner Contest 067 - Splitting Pile
Problem solutions · 1 language
AtCoder · Project CodeNet · p03643
AtCoder Beginner Contest 068 - ABCxxx
Problem solutions · 1 language
AtCoder · Project CodeNet · p03644
AtCoder Beginner Contest 068 - Break Number
Problem solutions · 1 language
AtCoder · Project CodeNet · p03645
AtCoder Beginner Contest 068 - Cat Snuke and a Voyage
Problem solutions · 1 language
AtCoder · Project CodeNet · p03646
AtCoder Beginner Contest 068 - Decrease (Contestant ver.)
Problem solutions · 1 language
AtCoder · Project CodeNet · p03637
AtCoder Beginner Contest 069 - 4-adjacent
Problem solutions · 1 language
AtCoder · Project CodeNet · p03638
AtCoder Beginner Contest 069 - Grid Coloring
Problem solutions · 1 language
AtCoder · Project CodeNet · p03636
AtCoder Beginner Contest 069 - i18n
Problem solutions · 1 language
AtCoder · Project CodeNet · p03635
AtCoder Beginner Contest 069 - K-City
Problem solutions · 1 language
AtCoder · Project CodeNet · p03633
AtCoder Beginner Contest 070 - Multiple Clocks
Problem solutions · 1 language
AtCoder · Project CodeNet · p03631
AtCoder Beginner Contest 070 - Palindromic Number
Problem solutions · 1 language
AtCoder · Project CodeNet · p03634
AtCoder Beginner Contest 070 - Transit Tree Path
Problem solutions · 1 language
AtCoder · Project CodeNet · p03632
AtCoder Beginner Contest 070 - Two Switches
Problem solutions · 1 language
AtCoder · Project CodeNet · p03626
AtCoder Beginner Contest 071 - Coloring Dominoes
Problem solutions · 1 language
AtCoder · Project CodeNet · p03625
AtCoder Beginner Contest 071 - Make a Rectangle
Problem solutions · 1 language
AtCoder · Project CodeNet · p03623
AtCoder Beginner Contest 071 - Meal Delivery
Problem solutions · 1 language
AtCoder · Project CodeNet · p03624
AtCoder Beginner Contest 071 - Not Found
Problem solutions · 1 language
AtCoder · Project CodeNet · p03612
AtCoder Beginner Contest 072 - Derangement
Problem solutions · 1 language
AtCoder · Project CodeNet · p03610
AtCoder Beginner Contest 072 - OddString
Problem solutions · 1 language
AtCoder · Project CodeNet · p03609
AtCoder Beginner Contest 072 - Sandglass2
Problem solutions · 1 language
AtCoder · Project CodeNet · p03611
AtCoder Beginner Contest 072 - Together
Problem solutions · 1 language
AtCoder · Project CodeNet · p03608
AtCoder Beginner Contest 073 - joisino's travel
Problem solutions · 1 language
AtCoder · Project CodeNet · p03605
AtCoder Beginner Contest 073 - September 9
Problem solutions · 1 language
AtCoder · Project CodeNet · p03606
AtCoder Beginner Contest 073 - Theater
Problem solutions · 1 language
AtCoder · Project CodeNet · p03607
AtCoder Beginner Contest 073 - Write and Erase
Problem solutions · 1 language
AtCoder · Project CodeNet · p03597
AtCoder Beginner Contest 074 - Bichrome Cells
Problem solutions · 1 language
AtCoder · Project CodeNet · p03598
AtCoder Beginner Contest 074 - Collecting Balls (Easy Version)
Problem solutions · 1 language
AtCoder · Project CodeNet · p03600
AtCoder Beginner Contest 074 - Restoring Road Network
Problem solutions · 1 language
AtCoder · Project CodeNet · p03599
AtCoder Beginner Contest 074 - Sugar Water
Problem solutions · 1 language
AtCoder · Project CodeNet · p03576
AtCoder Beginner Contest 075 - Axis-Parallel Rectangle
Problem solutions · 1 language
AtCoder · Project CodeNet · p03575
AtCoder Beginner Contest 075 - Bridge
Problem solutions · 1 language
AtCoder · Project CodeNet · p03574
AtCoder Beginner Contest 075 - Minesweeper
Problem solutions · 1 language
AtCoder · Project CodeNet · p03573
AtCoder Beginner Contest 075 - One out of Three
Problem solutions · 1 language
AtCoder · Project CodeNet · p03564
AtCoder Beginner Contest 076 - Addition and Multiplication
Problem solutions · 1 language
AtCoder · Project CodeNet · p03566
AtCoder Beginner Contest 076 - AtCoder Express
Problem solutions · 1 language
AtCoder · Project CodeNet · p03565
AtCoder Beginner Contest 076 - Dubious Document 2
Problem solutions · 1 language
AtCoder · Project CodeNet · p03563
AtCoder Beginner Contest 076 - Rating Goal
Problem solutions · 1 language
AtCoder · Project CodeNet · p03556
AtCoder Beginner Contest 077 - Around Square
Problem solutions · 1 language
AtCoder · Project CodeNet · p03555
AtCoder Beginner Contest 077 - Rotation
Problem solutions · 1 language
AtCoder · Project CodeNet · p03558
AtCoder Beginner Contest 077 - Small Multiple
Problem solutions · 1 language
AtCoder · Project CodeNet · p03557
AtCoder Beginner Contest 077 - Snuke Festival
Problem solutions · 1 language
AtCoder · Project CodeNet · p03550
AtCoder Beginner Contest 078 - ABS
Problem solutions · 1 language
AtCoder · Project CodeNet · p03547
AtCoder Beginner Contest 078 - HEX
Problem solutions · 1 language
AtCoder · Project CodeNet · p03549
AtCoder Beginner Contest 078 - HSI
Problem solutions · 1 language
AtCoder · Project CodeNet · p03548
AtCoder Beginner Contest 078 - ISU
Problem solutions · 1 language
AtCoder · Project CodeNet · p03543
AtCoder Beginner Contest 079 - Good Integer
Problem solutions · 1 language
AtCoder · Project CodeNet · p03544
AtCoder Beginner Contest 079 - Lucas Number
Problem solutions · 1 language
AtCoder · Project CodeNet · p03545
AtCoder Beginner Contest 079 - Train Ticket
Problem solutions · 1 language