Welcome to the Kattis Problem Archive

Here you can find hundreds of programming problems to solve. If you're new here you're very much welcome! Just register and start solving.

Suggested problems

Difficulty ?Problem
Trivial Hello World! 1.2 pt
Cryptographer's Conundrum 1.3 pt
Easy Billiard 1.5 pt
Timebomb 1.5 pt
Medium The Uxuhul Voting System 2.8 pt
Snapper Chain (Hard) 2.8 pt
Hard Sand Art 5.5 pt
Organising the Organisation 5.5 pt

Ranklist

# User Score ?
1 3178.3
2 2843.5
3 2035.7
4 1880.4
5 1682.0
6 1645.7
7 1608.0
8 1542.2

Countries

# Country Score ?
1 1723.6
2 901.6
3 710.7
4 686.6
5 578.3
6 553.8
7 522.3
8 466.6