#include<stdio.h>
int main()
{
    int a;
    scanf("%d",&a);
    x=1;
    y=1;
    if(a>=1&&a<=3)
    {
        printf("%d",x);
        printf("%d",y);
    }
    x=2;
    z=1;
    if(a>=4&&a<=6)
    {
        printf("%d",x);
        printf("%d",z);
    }
    x=3;
    y=2;
    z=1;
    if(a>=7&&a<=9)
    {
        printf("%d",x);
        printf("%d",y);
        printf("%d",z);
    }
    x=5;
    y=3;
    z=2;
    s=1;
    if(a==10)
    {
        printf("%d",x);
        printf("%d",y);
        printf("%d",z);
        printf("%d",s);
    }
    return 0;
}