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Problem ▴ Category Points AC % Users
Huffman Encoding Uncategorized 5 47.5% 43
ICS3U Spreadsheet ICS3 & ICS4 3 44.1% 16
Integer Type ICS3 & ICS4 3 31.1% 30
Inversions Uncategorized 12 23.4% 25
Investment Calculator ICS3 & ICS4 3 30.2% 207
IOI '01 P1 - Mobile Phones Classics 15 32.9% 18
Is Prime ICS3 & ICS4 3 37.1% 250
Jonathan Sumabat Uncategorized 7p 5.9% 12
Jonathan Sumabat 2 Uncategorized 12 30.0% 4
Jonathan Sumabat 3 Uncategorized 5 18.5% 15
Jonathan Sumabat 4 Uncategorized 7 28.1% 5
Jonathan Sumabat 4.5 Uncategorized 1 37.3% 43
Jonathan Sumabat 5 Uncategorized 7 12.8% 8
Jonathan Sumabat 6 Uncategorized 5 22.5% 12
Jonathan Sumabat 7 Uncategorized 5 40.0% 15
Jonathan Sumabat 7.5 Uncategorized 1 30.2% 14
Jonathan Sumabat 7.6 Uncategorized 1 10.1% 14
Jonathan Sumabat 8 Uncategorized 7 20.0% 8
Jonathan Sumabat 9 Uncategorized 12p 4.9% 3
Jonathan Sumabat 9.5 Contest Problems 1 6.6% 13
k-Intersecting pair Uncategorized 12 13.3% 11
Lady of the Lake Contest Problems 3 14.1% 18
Leap Year ICS3 & ICS4 3 47.5% 31
Lexicographically Sorted Words Uncategorized 5p 61.5% 37
Loneliness Uncategorized 5 40.4% 16
Lowest Factor ICS3 & ICS4 3 40.9% 18
Maintaining a Sequence Uncategorized 40p 20.0% 10
Maintaining a Sequence Uncategorized 20p 27.5% 14
Maintaining a Sequence Uncategorized 10p 21.7% 20
Maintaining a Sequence Uncategorized 5p 50.8% 28
Maintaining a Sequence Uncategorized 3p 33.8% 45
Making an Easy Problem Contest Problems 3 67.9% 45
Mars Elections ICS3 & ICS4 5 20.2% 43
Math Class Purge Uncategorized 3 39.3% 44
Math Tutor ICS3 & ICS4 3 33.0% 219
Matrix Test Contest Problems 5 35.5% 9
Max of Three ICS3 & ICS4 3 51.5% 39
Maximum-Minimum Difference Uncategorized 10 17.8% 17
Minecraft Redstone Uncategorized 5 43.5% 15
Minimum Spanning Tree Test Classics 7 55.3% 9
Mock CCC '19 Contest 1 J1 - Froggo the Frog Contest Problems 3p 67.8% 53
Mock CCC '19 Contest 1 J2 - Froggo's Numbers Contest Problems 3p 15.4% 42
Mock CCC '19 Contest 1 J3 - Liwi Sequence Contest Problems 5p 19.0% 30
Mock CCC '19 Contest 1 J4 - Balance Brackets Contest Problems 5p 38.9% 26
Mock CCC '19 Contest 1 J5 - Best Friends Contest Problems 10p 28.6% 12
Mock CCC '19 Contest 1 S1 - Edward's Gloves Contest Problems 3p 55.2% 30
Mock CCC '19 Contest 1 S2 - Rimuru's Shapes Contest Problems 5p 21.6% 18
Mock CCC '19 Contest 1 S3 - Saitama's Trees Contest Problems 12p 7.8% 5
Mock CCC '19 Contest 1 S4 - Souma and Food Contest Problems 20p 42.2% 11
Mock CCC '19 Contest 1 S5 - Naruto and Sasuke Contest Problems 60p 4.9% 1