题解 | #跳台阶#
跳台阶
https://www.nowcoder.com/practice/bfb2a2b3cdbd4bd6bba0d4dca69aa3f0
#include <iostream>
using namespace std;
int func(int n)
{
if(n == 0)
return 0;
else if(n == 1)
return 1;
else if(n == 2)
return 2;
else
return func(n-1) + func(n-2);
}
int main()
{
int n;
cin >> n;
cout << func(n) << endl;
return 0;
}
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