Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:29:21: error: ‘y’ was not declared in this scope scanf("%d",&y); ^ user.cpp:25:11: warning: unused variable ‘m’ [-Wunused-variable] int n,m,i,j; ^ user.cpp:25:15: warning: unused variable ‘j’ [-Wunused-variable] int n,m,i,j; ^ user.cpp:23:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("curent.in","r",stdin); ^ user.cpp:24:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("curent.out","w",stdout); ^ user.cpp:26:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^