Problems from QC Demo Round (internal test)
Held Jul 22, 2026 · contest page · standings · statistics
| # | Problem | Solvers | Acceptance | Difficulty | |
|---|---|---|---|---|---|
| A | Sum of Two Numbers | 23 | 70% | 800 | |
| B | Even or Odd | 13 | 50% | 800 | |
| C | Sum of an Array | 9 | 75% | 800 | |
| D | ROT13 | 13 | 74% | 800 |
Held Jul 22, 2026 · contest page · standings · statistics
| # | Problem | Solvers | Acceptance | Difficulty | |
|---|---|---|---|---|---|
| A | Sum of Two Numbers | 23 | 70% | 800 | |
| B | Even or Odd | 13 | 50% | 800 | |
| C | Sum of an Array | 9 | 75% | 800 | |
| D | ROT13 | 13 | 74% | 800 |