Submission

Status:

PPPPPPPPPP

Subtask/Task Score:

100/100

Score: 100

User: dy

Problemset: อนุกรม

Language: cpp

Time: 0.005 second

Submitted On: 2026-10-05 20:29:34

#include<bits/stdc++.h>
using namespace std;
int main(){
    long long int n,c=0,a=1,b=0;
    cin>>n;
    for(int i=1;i<n;i++){
        c=a+b;
        b=a;
        a=c;
    }
    cout<<a;
}