C++代码

#include <iostream>
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
long long s[105]={ 1,1,2,3,5,8,13,21,34,55,89,144,233,377,610,987,1597,2584,4181,6765,10946,17711,28657,46368,75025,121393,196418,317811,514229,832040,1346269,2178309,3524578,5702887,9227465,14930352,24157817,39088169,63245986,102334155,165580141,267914296,433494437,701408733,1134903170,1836311903,2971215073,4807526976,7778742049,12586269025,20365011074,32951280099,53316291173,86267571272,139583862445,225851433717,365435296162,591286729879,956722026041,1548008755920,1548008755920};
int main()
{
ios::sync_with_stdio(0);
cin.tie(0);
int n;
cin >> n;
cout << s[n-1];
return 0;
}