Compilare: main.cpp: In function 'int main()': main.cpp:81:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen( "puncte3.in", "r", stdin ); ^ main.cpp:83:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen( "puncte3.out", "w", stdout ); ^ main.cpp:93:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &t ); ^ main.cpp:101:50: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf( "%d%d%lld%lld%lld", &n, &m, &a, &b, &c ); ^