题解 | #小乐乐走台阶#
小乐乐走台阶
https://www.nowcoder.com/practice/ebf04de0e02c486099d78b7c3aaec255
#include<stdio.h>
int steps(int n)
{
if(n==1)
{
return 1;
}
else if(n==2)
{
return 2;
}
else
{
return steps(n-1)+steps(n-2);
}
}
int main()
{
int n=0;
scanf("%d",&n);
printf("%d",steps(n));
}
