toy.cpp:1: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
1 | #pragma GCC optimization O2
|
toy.cpp:2: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
2 | #pragma GCC optimization "unroll-loop"
|
toy.cpp:3: warning: ignoring '#pragma target ' [-Wunknown-pragmas]
3 | #pragma target ("avx2")
|
toy.cpp: In function 'void f(int, int, int)':
toy.cpp:23:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
23 | for (ll i = mn;i < uoc.size();i++){
| ~~^~~~~~~~~~~~
toy.cpp: In function 'int main()':
toy.cpp:34:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
34 | freopen(task".INP","r",stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~