| 1 |
P1 - Greg's Workout |
Codeforces |
Codeforces Round #156 (Div. 2) |
| 2 |
P2 - Crazy Computer |
Codeforces |
Codeforces Round #372 (Div. 2) |
| 3 |
P3 - Cookies |
Codeforces |
Codeforces Beta Round #94 (Div. 2 Only) |
| 4 |
P4 - Army |
Codeforces |
School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) |
| 5 |
P5 - Minimum Binary Number |
Codeforces |
Educational Codeforces Round 43 (Rated for Div. 2) |
| 6 |
P6 - One-dimensional Japanese Crossword |
Codeforces |
Codeforces Round #374 (Div. 2) |
