放错题目了。 
 不过没关系,做完的同学研究下最后一题。 
        
| RunID | User | Nick Name | Problem ID | Result | Memory | Time | Language | Code Length | Submit Time | 
| 70785 | 703zhangyuquan | Accepted | 2084 KiB  | 0 ms  | C++ | 540 bytes | 2021-12-26 16:17:00 | ||
| 70772 | 703zhangyuquan | Accepted | 72864 KiB  | 7 ms  | C++ | 855 bytes | 2021-12-26 16:12:01 | ||
| 70771 | 703zhangyuquan | Runtime Error | 1908 KiB  | 0 ms  | C++ | 855 bytes | 2021-12-26 16:11:34 | ||
| 70679 | 703zhangyuquan | Accepted | 2088 KiB  | 0 ms  | C++ | 539 bytes | 2021-12-26 15:32:09 | ||
| 70666 | 703zhangyuquan | Wrong Answer | 2088 KiB  | 0 ms  | C++ | 532 bytes | 2021-12-26 15:26:34 | ||
| 70649 | 703zhangyuquan | Accepted | 72864 KiB  | 20 ms  | C++ | 855 bytes | 2021-12-26 15:21:19 | ||
| 70639 | 703zhangyuquan | Time Limit Exceed | 2088 KiB  | 1000 ms  | C++ | 296 bytes | 2021-12-26 15:19:01 | ||
| 70620 | 703zhangyuquan | Accepted | 2160 KiB  | 3 ms  | C++ | 381 bytes | 2021-12-26 15:14:01 | ||
| 70605 | 703zhangyuquan | Wrong Answer | 2160 KiB  | 3 ms  | C++ | 377 bytes | 2021-12-26 15:09:24 |