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#include<stdio.h>
#include<math.h>
int main ()
{
float price, area, yir, mir;
float interest,loan;
float ave_repay,down_payment;
float total_price, total_repay;
int radio,time;
printf("请输入单价 (元/平方)");
scanf("%f",&price);
printf("请输入面积:");
scanf("%f",&area);
printf("请输入按揭成数:");
scanf("%d",&radio);
printf("请输入按揭年数:");
scanf("%d",&time);
printf("请输入当前基准年利率:");
scanf("%f",&yir);
total_price = price *area;
down_payment = total_price*(1-radio*0.1);
loan = total_price*radio*0.1;
total_repay = (loan*(yir/1200)*pow(1+yir/100/12,time*12)/pow(1+yir/1200,time*12-1))*time*12;
interest = (time*12)*(loan*(yir/1200)*pow(1+yir/100/12,time*12)/pow(1+yir/1200,time*12-1))-loan;
ave_repay = loan*(yir/1200)*pow(1+yir/1200,time*12)/pow(1+yir/1200,time*12-1);
printf("======= 报告结果 =======\n");
printf("房款总额 : %.2f元\n",total_price);
printf("首期付款 : %.2f元\n",down_payment);
printf("贷款总额 : %.2f元\n", loan);
printf("还款总额 : %.2f元\n",total_repay);
printf("支付利息 : %.2f元\n",interest);
printf("月均还款 : %.2f元\n",ave_repay);
return 0;
}
嗯,用排除法一点点排除就可以找到错误的大概位置了。
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