| 1 |
P1 - Kefa and Dishes |
Codeforces |
Codeforces Round #321 (Div. 2) |
| 2 |
P2 - Boredom |
Codeforces |
Codeforces Round #260 (Div. 1) & Codeforces Round #260 (Div. 2) |
| 3 |
P3 - Vacations |
Codeforces |
Codeforces Round #363 (Div. 1) & Codeforces Round #363 (Div. 2) |
| 4 |
P4 - k-Tree |
Codeforces |
Codeforces Round #247 (Div. 2) |
| 5 |
P5 - Flowers |
Codeforces |
Codeforces Round #271 (Div. 2) |
| 6 |
P6 - Mashmokh and ACM |
Codeforces |
Codeforces Round #240 (Div. 1) & Codeforces Round #240 (Div. 2) |
| 7 |
P7 - Three displays |
Codeforces |
Codeforces Round #485 (Div. 2) |
| 8 |
P8 - Polycarp and Div 3 |
Codeforces |
Codeforces Round #496 (Div. 3) |
| 9 |
P9 - Fixing Typos |
Codeforces |
Codeforces Round #211 (Div. 2) |
| 10 |
P10 - Anatoly and Cockroaches |
Codeforces |
Codeforces Round #373 (Div. 2) |
| 11 |
P11 - Prizes, Prizes, more Prizes |
Codeforces |
Codeforces Round #130 (Div. 2) |
| 12 |
P12 - Palindrome Transformation |
Codeforces |
Codeforces Round #277 (Div. 2) |
| 13 |
P13 - String Transformation |
Codeforces |
Educational Codeforces Round 39 (Rated for Div. 2) |
| 14 |
P14 - Password |
Codeforces |
Codeforces Beta Round #93 (Div. 1 Only) & Codeforces Beta Round #93 (Div. 2 Only) |
| 15 |
P15 - Good Substrings |
Codeforces |
Codeforces Round #166 (Div. 2) |
| 16 |
P16 - Prefixes and Suffixes |
Codeforces |
Codeforces Round #246 (Div. 2) |
| 17 |
P17 - I Love Strings!! |
UVA |
|
| 18 |
P18 - Extend to Palindrome |
UVA |
|
| 19 |
P19 - Secret Word |
UVA |
|
| 20 |
P20 - Palindromic characteristics |
Codeforces |
Codeforces Round #427 (Div. 2) |
| 21 |
P21 - Palindrome Degree |
Codeforces |
Codeforces Beta Round #7 |
