Borderou de evaluare (job #795077)

Compilare: main.cpp: In function 'int main()': main.cpp:56:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 56 | if(b>=0 && b<A[i].size()) | ~^~~~~~~~~~~~ main.cpp:19:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 19 | freopen("em1.in", "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:20:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 20 | freopen("em1.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~