标签:default std scan print ane panel for can ret
10
1534
代码:
#include<stdio.h>
int main()
{
int N,i,sum=1;
scanf("%d",&N);
for(i=2;i<=N;i++)
{
sum=(sum+1)*2;
}
printf("%d\n",sum);
return 0;
}
标签:default std scan print ane panel for can ret
原文地址:http://www.cnblogs.com/zady123/p/6556074.html