Submission

Score: 100

User: .n0t_gloomy.

Problemset: อนุกรม

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-12 20:55:25

#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main()
{
    vector<int> v (200,0);
    v[0] = 1;
    v[1] = 1;
    for (int i = 2; i < 200; i++)
    {
        v[i] = v[i-2] + v[i-1];
    }
    int n;
    cin>>n;
    cout<<v[n-1]<<"\n";
    return 0;
}