Submission

Score: 0

User: ST68030

Problemset: อนุกรม

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-13 09:51:33

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

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

    return 0;
}