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