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Re:水题......结果直接保留两位就够了......估计测试数据都是只有两位小数的......In Reply To:水题......结果直接保留两位就够了......估计测试数据都是只有两位小数的...... Posted by:2017301530052 at 2019-09-23 16:38:51 > #include<stdio.h>
> #include<stdlib.h>
> int main()
> {
>浮子s,t;
> int i=12;
> while(i>0)
> {
> scanf(“%f”,&s);
> t+=s;
> i--;
> }
> printf(“$%.2f”,t/12.0);
>返回 0;
> }
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