| ID | PROBLEM | DIFFICULTY | SOLVED | ||
|---|---|---|---|---|---|
| M131 | Sorting times | Sorting | Easy | 0/1 | |
| M132 | Closest points | Sorting | Easy | 0/0 | |
| M133 | Maximum product | Sorting | Easy | 0/0 | |
| M134 | Vito's family | Sorting | Easy | 0/0 | |
| M135 | Ages | Sorting | Easy | 0/0 | |
| M136 | Sorting by remainder | Sorting | Medium | 0/0 | |
| M137 | Largest number | Sorting | Medium | 0/0 | |
| M138 | Contest scoreboard | Sorting | Medium | 0/0 | |
| M139 | Shoemaker | Sorting | Medium | 0/0 | |
| M140 | Tasks and deadlines | Sorting | Medium | 0/0 | |
| M141 | Ferris wheel | Sorting | Medium | 0/0 | |
| M142 | Missing coin sum | Sorting | Medium | 0/0 | |
| M143 | Painting a line | Sorting | Medium | 0/0 | |
| M144 | Movie festival | Sorting | Medium | 0/0 | |
| M145 | Restaurant customers | Sorting | Medium | 0/0 | |
| M146 | Points and segments | Sorting | Hard | 0/0 | |
| M147 | Maximal intersection | Sorting | Hard | 0/0 | |
| M148 | Number of inversions | Sorting | Hard | 0/0 | |
| M149 | K-th order statistic | Sorting | Hard | 0/0 | |
| M150 | Nested ranges | Sorting | Hard | 0/0 |
