| ID | PROBLEM | DIFFICULTY | SOLVED | ||
|---|---|---|---|---|---|
| M061 | Number and sum of digits | Working with numbers | Easy | 1/1 | |
| M062 | Reverse a number | Working with numbers | Easy | 1/1 | |
| M063 | Palindromic number | Working with numbers | Easy | 1/1 | |
| M064 | Is it prime | Working with numbers | Medium | 1/1 | |
| M065 | GCD and LCM | Working with numbers | Easy | 1/1 | |
| M066 | Number and sum of divisors | Working with numbers | Medium | 0/0 | |
| M067 | Prime factorization | Working with numbers | Medium | 0/0 | |
| M068 | Power of two | Working with numbers | Easy | 2/2 | |
| M069 | Sum of fractions | Working with numbers | Medium | 0/0 | |
| M070 | Binary notation | Working with numbers | Easy | 0/0 |
