Compilare: user.cpp: In function ‘int main()’: user.cpp:22:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ferma3.in","r",stdin); ^ user.cpp:23:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d\n",&v,&n,&m); ^ user.cpp:28:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%c",&ch); ^ user.cpp:31:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("\n"); ^ user.cpp:81:60: warning: ‘culoare’ may be used uninitialized in this function [-Wmaybe-uninitialized] out<<pozimax<<' '<<pozjmax<<'\n'<<(char)(culoare+96); ^ user.cpp:81:28: warning: ‘pozjmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] out<<pozimax<<' '<<pozjmax<<'\n'<<(char)(culoare+96); ^ user.cpp:81:14: warning: ‘pozimax’ may be used uninitialized in this function [-Wmaybe-uninitialized] out<<pozimax<<' '<<pozjmax<<'\n'<<(char)(culoare+96); ^