Compilare: user.cpp: In function ‘int main()’: user.cpp:8:35: warning: variable ‘ant’ set but not used [-Wunused-but-set-variable] int n,x,nr,nn,lim,poz,pozz,zi,ant; ^ user.cpp:6:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] { freopen("pesti.in", "r",stdin); ^ user.cpp:7:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pesti.out", "w",stdout); ^ user.cpp:9:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &x); ^