以下程序实现这样的功能：商店卖西瓜，10斤以上的每斤0.15元，8斤以上的每斤0.3元，6斤以上的每斤0.4元，4斤以上的每斤0.6元，4斤以下的每斤0.8元，从键盘输入西瓜的重量和顾客所付钱数，则输出应付款和应找钱数。请在【】内填入正确内容。#include ”stdio.h”main(){float weight, money, rate;printf(”the paid money of the client is:”);scanf(”%f”,&money);printf(”the weight of the watermelon is:”);scanf(”%f”,&weight);if (【1】)rate=0.15;else if (weight>8)rate=0.3;else if (weight>6)【2】;else if (weight>4)rate=0.6;【3】rate=0.8;printf(”the account payable of the watermelon is %f\n”, weight*rate);printf(”the change for client is %f\n”,money-weight*rate);}