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