Submission

Score: 50

User: code

Problemset: อนุกรม

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-25 15:12:15

#include <bits/stdc++.h>
using namespace std;
int main(){
    int want;cin>>want;
    int arr[99]={0};
    for (int i=0;i<want;i++){
        if (i==0 || i==1){
            arr[i]=1;
        }else{
            //cout<<"k"<<arr[i-1]<<" k"<<arr[i-2]<<" ";
            arr[i]=arr[i-2] + arr[i-1];
        }
        //cout<<arr[i]<<" ";
    }
    cout<<arr[want-1];


}