#include<iostream> #include<cstdio> using namespace std; int main(){ int a,b,c; double d; a=5; b=8; c=12; d=(a+b+c)/3.0; printf("%.3lf\n",d); printf("%d\n",39/a); printf("%d\n",39%a); printf("%d\n",39/b); printf("%d\n",39%b); printf("%d\n",39/c); printf("%d\n",39%c); return 0; }