Submission

Score: 40

User: ST68030

Problemset: อนุกรม

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-13 09:54:07

#include<bits/stdc++.h>
using namespace std;
int main(){

    int n;
    cin>>n;
    int suml=0;
    int arr[100]={0};
    arr[0]=1;
    arr[1]=1;
    for(int i=2;i<n;i++){
        arr[i]=arr[i-1]+arr[i-2];
        suml+=arr[i];
        if(i==n-1)cout<<arr[i];
    }

    return 0;
}