#include<stdio.h>
int main()
{
    int severity;
    scanf("%d", &severity);
    if (severity >=1 && severity <=3)
    {printf("1\n1");}
    else if (severity >=4 && severity <=6)
    {printf("2\n1");}
    else if (severity >=7 && severity <=9)
    {printf("3\n2\n1");}
    else if (severity == 10);
    {printf("5\n3\n2\n1");}
    else 
    {printf("Invalid input");}
    return 0;
}