http://t.csdn.cn/7PnKj输入2(最多30天)输出200000,0.03我的代码如下#include<stdio.h>int main(){
float i,n=0,x=0.01; int d=0; scanf("%d", &d); if(d<=30){ for(i=1;i<=d;i++) { n+=x; x*=2; }} printf("%d,%.2f",d*100000,n);
}
题目也没让你输入值啊，搞不懂你想问什么