#include <iostream> #include <cstdio> using namespace std; int main(){ int a=5,b=8,c=12,a1,a2,b1,b2,c1,c2; float p=(a+b+c)/3.0; printf("%.3f\n",p); a1=39/5; a2=39%5; b1=39/8; b2=39%8; c1=39/12; c2=39%12; printf("%d %d\n",a1,a2); printf("%d %d\n",b1,b2); printf("%d %d\n",c1,c2); }