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