Compilare: user.cpp: In function ‘int main()’: user.cpp:125:13: warning: unused variable ‘j’ [-Wunused-variable] int n,i,j,p,dr=0,m=0; ^ user.cpp:125:15: warning: unused variable ‘p’ [-Wunused-variable] int n,i,j,p,dr=0,m=0; ^ user.cpp:125:22: warning: unused variable ‘m’ [-Wunused-variable] int n,i,j,p,dr=0,m=0; ^ user.cpp:123:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("comisia.in","r",stdin); ^ user.cpp:124:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("comisia.out","w",stdout); ^ user.cpp:129:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^