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Codeforces

codeforces solution 719A – Vitya in the Countryside

Problem link—719A – Vitya in the Countryside
/*

Harun-or-Rashid

CSEDU-23rd Batch

*/
By coder_87, contest: Codeforces Round #373 (Div. 2), problem: (A) Vitya in the Countryside, Accepted, #


#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n,i;
    cin>>n;
    int a[n];
    for(i=1; i<=n; i++)
    {
        cin>>a[i];
    }
    if(n==1&&a[n]!=15&&a[n]!=0)
        cout<<-1<<endl;
    if(a[n]==15)
    {
        cout<<"DOWN"<<endl;
    }
    if(a[n]==0)
    {
        cout<<"UP"<<endl;
    }
    else
    {
        if(a[n]-a[n-1]==1&&a[n]!=15)
        {
            cout<<"UP"<<endl;
        }
        if(a[n]-a[n-1]==-1)
        {
            cout<<"DOWN"<<endl;
        }

    }
    return 0;
}

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