Submission

Score: 50

User: asdasd

Problemset: อนุกรม

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-08 18:07:06

#include <iostream>
using namespace std;
int main(){
    int n;
    cin>>n;
    if(n==0){
        cout<<"0";
        return 0;
    }
    int num[90];
    num[0]=1;
    num[1]=1;
    for(int i = 2 ; i<n ; i++){
        num[i] = num[i-2]+num[i-1];
    }
        cout<<num[n-1];
}