ID Problem Show tags Hide tags AC / Tried Difficulty
5563 P938C   Constructing Tests 0 / 0 5
5537 P949B   A Leapfrog in the Array 0 / 0 5
5521 P954C   Matrix Walk 0 / 0 5
5483 P960C   Subsequence Counting 0 / 0 5
5433 P977F   Consecutive Subsequence 1 / 1 5
5426 P978G   Petya's Exams 0 / 0 5
5418 P980C   Posterized 0 / 0 5
5400 P983A   Finite or not? 0 / 0 5
5363 P990D   Graph And Its Complement 0 / 0 5
5317 P1000C   Covered Points Count 0 / 0 5
5304 P1001I   Deutsch-Jozsa algorithm 0 / 0 5
5296 P1002B4   Distinguish four 2-qubit states - 2 0 / 0 5
5295 P1002C1   Distinguish zero state and plus state with minimum error 0 / 0 5
5266 P1006D   Two Strings Swaps 0 / 0 5
5254 P1009C   Annoying Present 0 / 0 5
5253 P1009D   Relatively Prime Graph 0 / 0 5
5229 P1015E1   Stars Drawing (Easy Edition) 0 / 0 5
5211 P1019A   Elections 0 / 0 5
5201 P1023D   Array Restoration 0 / 0 5
5187 P1027D   Mouse Hunt 0 / 0 5
5154 P1032C   Playing Piano 0 / 0 5
5127 P1037D   Valid BFS? 0 / 0 5
5106 P1041D   Glider 0 / 0 5
5101 P1042C   Array Product 0 / 0 5
5094 P1043D   Mysterious Crime 0 / 0 5
5090 P1044A   The Tower is Going Home 0 / 0 5
5066 P1051D   Bicolorings 0 / 0 5
5044 P1056C   Pick Heroes 0 / 0 5
5020 P1061C   Multiplicity 0 / 0 5
4991 P1066E   Binary Numbers AND Sum 0 / 0 5
4982 P1068C   Colored Rooks 0 / 0 5
4964 P1073D   Berland Fair 0 / 0 5
4910 P1085D   Minimum Diameter Tree 0 / 0 5
4870 P1091D   New Year and the Permutation Concatenation 0 / 0 5
4863 P1092C   Prefixes and Suffixes 0 / 0 5
4855 P1093D   Beautiful Graph 0 / 0 5
4803 P1102E   Monotonic Renumeration 0 / 0 5
4754 P1111B   Average Superhero Gang Power 0 / 0 5
4753 P1111C   Creative Snap 0 / 0 5
4746 P1114C   Trailing Loves (or L'oeufs?) 0 / 0 5
4737 P1115U3   Block unitary 0 / 0 5
4714 P1118C   Palindromic Matrix 0 / 0 5
4713 P1118D1   Coffee and Coursework (Easy version) 0 / 0 5
4712 P1118D2   Coffee and Coursework (Hard Version) 0 / 0 5
4711 P1118E   Yet Another Ball Problem 0 / 0 5
4691 P1129A1   Toy Train (Simplified) 0 / 0 5
4677 P1131F   Asya And Kittens 0 / 0 5
4673 P1132C   Painting the Fence 0 / 0 5
4631 P1141E   Superhero Battle 0 / 0 5
4627 P1142A   The Beatles 0 / 0 5
4614 P1144F   Graph Without Long Directed Paths 0 / 0 5
4603 P1146C   Tree Diameter 0 / 0 5
4589 P1148C   Crazy Diamond 0 / 0 5
4561 P1153C   Serval and Parenthesis Sequence 0 / 0 5
4534 P1157C2   Increasing Subsequence (hard version) 0 / 0 5
4532 P1157E   Minimum Array 0 / 0 5
4490 P1168A   Increasing by Modulo 0 / 0 5
4448 P1176E   Cover it! 0 / 0 5
4420 P1182C   Beautiful Lyrics 0 / 0 5
4391 P1185C2   Exam in BerSU (hard version) 0 / 0 5
4390 P1185D   Extra Element 0 / 0 5
4347 P1194D   1-2-K Game 12 / 34 5
4302 P1202B   You Are Given a Decimal String... 0 / 0 5
4293 P1203D2   Remove the Substring (hard version) 0 / 0 5
4287 P1204C   Anna, Svyatoslav and Maps 0 / 0 5
4257 P1209D   Cow and Snacks 0 / 0 5
4250 P1210A   Anadi and Domino 0 / 0 5
4249 P1210B   Marcin and Training Camp 0 / 0 5
4240 P1211C   Ice Cream 0 / 0 5
4214 P1215D   Ticket Game 0 / 0 5
4209 P1216C   White Sheet 0 / 0 5
4202 P1217C   The Number Of Good Substrings 0 / 0 5
4189 P1219C   Periodic integer number 0 / 0 5
4156 P1227C   Messy 0 / 0 5
4147 P1228C   Primes and Multiplication 0 / 0 5
4124 P1237C1   Balanced Removals (Easier) 0 / 0 5
4110 P1239A   Ivan the Fool and the Probability Theory 0 / 0 5
4071 P1249E   By Elevator or Stairs? 0 / 0 5
4013 P1253D   Harmonious Graph 0 / 0 5
4007 P1254A   Feeding Chicken 0 / 0 5
3986 P1256C   Platforms Jumping 0 / 0 5
3972 P1257D   Yet Another Monster Killing Problem 0 / 0 5
3960 P1260C   Infinite Fence 0 / 0 5
3893 P1267E   Elections 0 / 0 5
3877 P1268A   Long Beautiful Integer 0 / 0 5
3801 P1278C   Berry Jam 0 / 0 5
3788 P1279D   Santa's Bot 0 / 0 5
3781 P1280A   Cut and Paste 0 / 0 5
3681 P1292B   Aroma's Search 0 / 0 5
3664 P1295B   Infinite Prefixes 0 / 0 5
3611 P1301C   Ayoub's function 0 / 0 5
3567 P1310A   Recommendations 0 / 0 5
3539 P1312D   Count the Arrays 0 / 0 5
3534 P1313B   Different Rules 0 / 0 5
3509 P1320B   Navigation System 0 / 0 5
3477 P1324E   Sleeping Schedule 0 / 0 5
3471 P1325D   Ehab the Xorcist 0 / 0 5
3427 P1329B   Dreamoon Likes Sequences 0 / 0 5
3395 P1332D   Walk on Matrix 0 / 0 5
3386 P1333C   Eugene and an array 0 / 0 5

Categories

Lucky

Pick a problem randomly based on the current filter.