Compilare: user.cpp: In function ‘int main()’: user.cpp:48:54: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(p[i*(i-1)/2+j]>=ww[i*(i-1)/2+j]) ^ user.cpp:12:34: warning: unused variable ‘max’ [-Wunused-variable] unsigned long long i,j,v,n,m,max=ULLONG_MAX,ss=0,s=0,d=ULLONG_MAX,mij,r=ULLONG_MAX,sc=0,popo,scurs; ^ user.cpp:12:88: warning: unused variable ‘sc’ [-Wunused-variable] unsigned long long i,j,v,n,m,max=ULLONG_MAX,ss=0,s=0,d=ULLONG_MAX,mij,r=ULLONG_MAX,sc=0,popo,scurs; ^ user.cpp:13:35: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lld\n%lld\n",&v,&n); ^ user.cpp:18:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d ",&ww[i]); ^