Compilare: user.c: In function ‘main’: user.c:32:9: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d\n",((((e[2][0]%666013)*(x%666013))%666013)+(((e[2][1]%666013)*(y%666013))%666013)+(((e[2][2]%666013)*(z%666013))%666013))%666013); ^ user.c:5:9: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("iepuri.in","r",stdin),freopen("iepuri.out","w",stdout),scanf("%d",&t); ^ user.c:5:40: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("iepuri.in","r",stdin),freopen("iepuri.out","w",stdout),scanf("%d",&t); ^ user.c:5:71: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] freopen("iepuri.in","r",stdin),freopen("iepuri.out","w",stdout),scanf("%d",&t); ^ user.c:7:8: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d%d%d%d",&x,&y,&z,&a,&b,&c,&n),e[0][0]=e[0][2]=e[1][0]=e[1][1]=0,e[0][1]=e[1][2]=1,e[2][0]=c,e[2][1]=b,e[2][2]=a; ^