#include <iostream>
#include <cstdio>

using namespace std;

int main()
{
    int N;

    scanf("%d", &N);

    int start;
    scanf("%d", &start);

    int sum = 1;

    for(int i = 1; i < N; i++)
    {
        int a;
        scanf("%d", &a);
        if(a == start) { sum++; }
        else
        {
            printf("%d %d ", sum, start);
            start = a;
            sum = 1;
        }
    }

    printf("%d %d ", sum, start);

    return 0;
}
// coding by Luka Bulatovic

http://acm.timus.ru/status.aspx?space=1&num=1581&author=96752

and please delete your AC code

Agree with hatred