Submission #1290546

#	Time	Username	Problem	Language	Result	Execution time	Memory
1290546		mosnter777	Autići (COCI22_autici)	C++20	10 / 50	31 ms	1188 KiB

Main

#include<bits/stdc++.h>
using namespace std;
int main(){
    long long n;
    cin>>n;
    vector<long long>a(n);
    long long sum=0;
    for(long long i=0;i<n;i++){
        cin>>a[i];
        sum+=a[i];
    }
    long long cem=a[0]+a[n-1];
    if(n!=1 && n!=2){
        long long k=sum-cem;
        long long l=2*k;
        cout<<cem+l;
    }
    else if(n==1){
        cout<<"0"<<endl;
    }
    else{
        cout<<cem<<endl;
    }
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20