Compilare: user.c: In function ‘main’: user.c:24:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(fo,"%d ",(long long)n*m/b+1); ^ user.c:6:27: warning: unused variable ‘c’ [-Wunused-variable] int n,m,cor,cve,a,b,r,c; ^ user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d%d",&n,&m); ^