Compilare: user.cpp: In function ‘void Rezolva()’: user.cpp:35:17: warning: variable ‘x’ set but not used [-Wunused-but-set-variable] int cnt, i, x, y; ^ user.cpp: In function ‘void Citire()’: user.cpp:11:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("reactivi.in", "r", stdin); ^ user.cpp:12:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%i", &n); ^ user.cpp:14:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%i %i", &a[i], &b[i]); ^ user.cpp: In function ‘void Rezolva()’: user.cpp:50:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("reactivi.out", "w", stdout); ^