I had submitted question C which passed all pretest but the code showed runtime error in test case 18 , which is not a big deal but i submitted the exact same code in practise and it got accepted and i am not able to understand why there was runtime error on the exact same code.
→ Pay attention
→ Top rated
| # | User | Rating |
|---|---|---|
| 1 | Benq | 3676 |
| 2 | Kevin114514 | 3659 |
| 3 | jiangly | 3640 |
| 4 | turmax | 3450 |
| 5 | tourist | 3382 |
| 6 | strapple | 3360 |
| 7 | Um_nik | 3354 |
| 8 | squareOf105 | 3348 |
| 9 | maroonrk | 3312 |
| 10 | idontwannadothis…e | 3191 |
→ Top contributors
| # | User | Contrib. |
|---|---|---|
| 1 | Qingyu | 158 |
| 2 | nik_exists | 151 |
| 3 | maspy | 149 |
| 4 | AmShZ | 144 |
| 4 | Um_nik | 144 |
| 6 | Errichto | 139 |
| 7 | adamant | 137 |
| 8 | BledDest | 133 |
| 9 | maroonrk | 132 |
| 10 | Proof_by_QED | 131 |
→ Find user
→ Recent actions
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: Oct/29/2026 13:03:43 (g2).
Desktop version, switch to mobile version.
Supported by
If you definitely didn't change anything in the code, I think it's some undefined behaviour that sometimes gives runtime error and sometimes not