Submission #1606308

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;


//ifstream in("input.txt");
//ofstream out("output.txt");
//ios::sync_with_stdio(false);
typedef pair<int,int> pii;
typedef long long int ll;

int N,x,F[100005];

int main()
{

    cin>>N;
    for(int i=0;i<N;i++)
    {

        cin>>x;
        F[x]++;
        F[x+1]++;
        F[x+2]++;

    }

    cout<<*max_element(F,F+100005);

}

Submission Info

Judge Result