№4

#include <iostream>
#include <string>
#include <stdio.h>

int main()
{
    int n,h,ind, mlength,length;
    h = 0, ind = 0; mlength = 0; length = 0;
    scanf("%d",&n);
    int mas[n], mas2[7];
    for (int i = 0; i < 8; i++)
        mas2[i]=0;
    bool b,b2,b3;
    b = false; b2 = false; b3 = true;
    for (int i = 0; i < n; i++)
        scanf("%d", &mas[i]);

    for (int i = 1; i<=36; i = i+4)
    {
        ind++;
        for (int j = 0; j < n; j++)
        {
            if (mas[j] == i)
                b = true;
        }

        if (b)
        {
            for (int j = 0; j <= 5; j++)
            {
                if (j < 4)
                    h = j+i;
                else
                {
                    if (j == 4)
                        h = 37+(9-ind)*2;
                    else
                        h = 38+(9-ind)*2;
                }
                for (int k=0; k<n; k++)
                {
                    if (mas[k] == h)
                    {
                        b2 = true;
                        //printf (" %d is ok ", h);
                    }
                }
                if (b2)
                    b3 = b3*true;
                else
                    b3 = false;
                b2 = false;
            }
            if (b3)
            {
                //printf("cupe %d is full ", ind);
                mas2[ind-1] = 1;
            }


        }
        b = false;
        b2 = false;
        b3 = true;
    }
    for (int i= 0; i <8; i++)
    {
        printf(" %d", mas2[i]);
        if (mas2[i] == 1)
            length++;
        else
            length = 0;
        if (length > mlength)
            mlength = length;
    }
    printf ("  answer is %d", mlength);
}