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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #88747 | #5407. 基础图论练习题 | _____ | Compile Error | / | / | C++23 | 2.4kb | 2023-03-16 23:21:18 | 2023-03-16 23:21:19 |
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Details
answer.code: In function ‘int main()’:
answer.code:131:14: error: ‘T’ was not declared in this scope
131 | cin>>T;
| ^
answer.code: In function ‘void fileio(const string&)’:
answer.code:10:16: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
10 | freopen((s+".in").c_str(),"r",stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:11:16: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
11 | freopen((s+".out").c_str(),"w",stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~