Compilare: user.cpp: In function ‘int main()’: user.cpp:8:12: warning: unused variable ‘i’ [-Wunused-variable] int t,i1,n,i,d,e,p=1,nr=1,u=0,minim,solx,soly,x,y,j; ^ user.cpp:6:30: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmmmc.in","r",stdin); ^ user.cpp:7:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmmmc.out","w",stdout); ^ user.cpp:9:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&t); ^ user.cpp:11:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:39:1: warning: ‘soly’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (solx>soly) ^ user.cpp:39:1: warning: ‘solx’ may be used uninitialized in this function [-Wmaybe-uninitialized]