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
Faktor 1.2 pt
Easy Job Expenses 1.5 pt
DRM Messages 1.5 pt
Medium Chess 2.8 pt
Incognito 2.8 pt
Hard Single source shortest path, negative weights 5.5 pt
Quantum Superposition 5.5 pt

Ranklist

# User Score ?
1 8225.3
2 7176.0
3 7112.3
4 6973.0
5 6838.8
6 6626.7
7 5480.9
8 4960.9

Countries

# Country Score ?
1 4174.1
2 3390.7
3 3352.8
4 3348.9
5 2489.1
6 2186.0
7 2092.7
8 2025.4