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Problem Category Points AC % Users ▾
DMOPC '16 Contest 3 P1 - Leading Basic Shots DMOPC 3 54.5% 422
DMOPC '17 Contest 5 P3 - Mimi and Primes DMOPC 7p 13.5% 422
DMOPC '18 Contest 2 P0 - Mimi and Video Games DMOPC 3 46.7% 422
BlueBook - Payment BlueBook 3 56.6% 421
TSOC '16 Contest 1 #4 - Alex and Animal Rights TSOC 7p 38.9% 420
CCC '23 S3 - Palindromic Poster CCC 10p 15.4% 420
Mock CCC '15 J2 - Lowest Exam Mark Mock CCC 5p 11.5% 419
BlueBook - Pop Explosion BlueBook 3 58.2% 419
CCC '01 S4 - Cookies CCC 10 19.2% 418
Dynamic Range Minimum Test Uncategorized 12 30.3% 418
CCC '21 S5 - Math Homework CCC 15p 24.5% 418
CCC '96 S5 - Maximum Distance CCC 7 25.4% 417
Mock CCC '18 Contest 2 J1 - An Arithmetic Problem Mock CCC 3p 50.9% 417
DMOPC '14 Contest 3 P4 - Not Enough Testers! DMOPC 10p 18.6% 416
VMSS Pre-Pre-Windsor P2 - Big Chess Uncategorized 3 46.2% 416
IOI '10 P6 - Traffic Congestion (Standard I/O) IOI 10p 33.0% 416
DMOPC '20 Contest 2 P2 - Lousy Christmas Presents DMOPC 5p 25.9% 416
CCC '11 S5 - Switch CCC 12p 18.3% 415
VMSS '15 #2 - Tomb Robbing VM7WC 7 49.6% 414
CCO '17 P1 - Vera and Trail Building CCO 7p 38.6% 414
COCI '09 Contest 4 #1 Autori COCI 3 69.9% 413
COCI '07 Contest 1 #1 Cetvrta COCI 5 56.4% 410
DMOPC '19 Contest 2 P2 - Squares DMOPC 7 48.9% 409
IOI '08 P1 - Type Printer IOI 12p 20.0% 409
COCI '06 Contest 3 #2 N-puzzle COCI 5 45.7% 408
Back To School '17: 🅱aram🅱e Seasonal 3p 41.5% 408
UCC Coding Competition '21 P1 - Counterfeit Detection Uncategorized 3p 54.7% 408
CCC '18 S5 - Maximum Strategic Savings CCC 20p 26.8% 407
Educational DP Contest AtCoder N - Slimes Uncategorized 12 47.8% 407
BSSPC '22 P2 - Rhyming Numbers Uncategorized 3 45.2% 407
TSOC '15 Contest 1 #5 - Giant Ants TSOC 7p 30.6% 406
TLE '17 Contest 2 P2 - Unlucky Numbers TLE 5p 25.6% 406
CCO '13 P3 - LHC CCO 12p 23.3% 404
DMOPC '18 Contest 3 P2 - Bob and French Class DMOPC 7p 37.6% 403
Mock CCC '20 Contest 2 S1 - Arithmetic Hybercube Mock CCC 3p 53.9% 403
CCC '04 S5 - Super Plumber CCC 10p 23.8% 402
DMOPC '21 Contest 5 P1 - Permutations & Primes DMOPC 5p 22.2% 401
An Animal Contest 3 P3 - Monkey Market AAC 7 20.2% 400
TLE '16 Contest 4 P1 - Stack of Presents TLE 5p 32.4% 399
OCC '19 S2 - Rimuru's Number Game Uncategorized 5 27.2% 399
COCI '08 Contest 2 #1 Kornislav COCI 5 46.1% 398
VMSS Pre-Windsor P1 - Java Uncategorized 3 44.4% 398
COCI '06 Contest 2 #4 Sjecišta COCI 7 64.7% 397
COCI '08 Contest 6 #1 Buka COCI 5 34.4% 397
GFSSOC '17 J2 - Admission Average GFSSOC 3p 39.7% 395
DMOPC '19 Contest 5 P0 - Concurrent Competitor Counting DMOPC 3 68.2% 395
TLE 2018-19 P2 - Willson and Trivial Problem Seasonal 0 51.8% 394
COCI '09 Contest 3 #1 Filip COCI 3 57.0% 394
Graph Contest 1 P2 - Shortest Path Uncategorized 5 26.9% 393
Graph Contest 2 P2 - Directed Acyclic Graph Uncategorized 10 17.4% 393