Compilare: main.cpp: In function 'bool cmp(p, p)': main.cpp:73:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'void rez()': main.cpp:77:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s", s); ^ main.cpp: In function 'int main()': main.cpp:90:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("dir.in", "r", stdin); ^ main.cpp:91:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("dir.out", "w", stdout); ^