#include <iostream> using namespace std; int main(){ int b=5,a=8,g=12; double average=(b+a+g)/3.0; printf("平均价格是%.3lf元\n",average); cout<<"香蕉可以买"<<39/b<<"斤 剩余"<<39%b<<"元"<<endl; cout<<"苹果可以买"<<39/a<<"斤 剩余"<<39%a<<"元"<<endl; cout<<"葡萄可以买"<<39/g<<"斤 剩余"<<39%g<<"元"<<endl; return 0; }