MATHEMATICS
Select one of the following problems to solve.
| # | Name | Favorite | Solved | Level | ||
|---|---|---|---|---|---|---|
| 1028 | Collectable Cards |
 |
12,511 | 3 | ||
| 1093 | Vampires |
|
1,554 | 3 | ||
| 1138 | Digits Count |
|
868 | 8 | ||
| 1161 | Factorial Sum |
|
15,873 | 5 | ||
| 1163 | Angry Ducks |
|
1,162 | 7 | ||
| 1169 | Grains in a Chess Board |
|
6,226 | 4 | ||
| 1170 | Blobs |
|
10,541 | 3 | ||
| 1193 | Base Conversion |
|
3,298 | 3 | ||
| 1197 | Back to High School Physics |
|
8,665 | 1 | ||
| 1198 | Hashmat the Brave Warrior |
|
8,646 | 5 | ||
| 1199 | Simple Base Conversion |
|
3,792 | 3 | ||
| 1202 | White Nights Festival |
|
894 | 7 | ||
| 1212 | Primary Arithmetic |
|
4,317 | 8 | ||
| 1213 | Ones |
|
2,169 | 5 | ||
| 1214 | Above Average |
|
5,871 | 3 | ||
| 1219 | Colourful Flowers |
|
1,935 | 5 | ||
| 1220 | The Trip |
|
940 | 7 | ||
| 1221 | Fast Prime Number |
|
9,292 | 6 | ||
| 1230 | Integral |
|
67 | 10 | ||
| 1232 | Rubik Cycle |
|
233 | 7 | ||
| 1233 | Star |
|
900 | 6 | ||
| 1240 | Fit or Dont Fit I |
|
7,023 | 2 | ||
| 1247 | Coast Guard |
|
3,427 | 2 | ||
| 1264 | An Easy Problem! |
|
420 | 7 | ||
| 1279 | Leap Year or Not Leap Year and … |
|
2,075 | 6 |
1 of 10