#include <iostream>
#include <cstdio>
using namespace std;

int main(){
	int n;
	printf("[1] apples\n");
	printf("[2] pears\n");
	printf("[3] oranges\n");
	printf("[4] grapes\n");
	printf("[0] Exit\n");
	cin>>n;
	switch(n){
		case 1:printf("price=%.1f",3.0);break;
		case 2:printf("price=%.1f",2.5);break;
		case 3:printf("price=%.1f",4.1);break;
		case 4:printf("price=%.1f",10.2);break;
		case 0:break;
		default:printf("price=0");
	}
	return 0;
}