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