#include <bits/stdc++.h>

using namespace std;
int y,nr,i,a[20];
long long x,z;
int main()
{
    scanf ("%lld", &x);
    assert ((x>=1) && (x<1000000000000000000LL));
    z=(0LL)+x;
    nr=0;
    while (z!=0)
    {
        nr++;
        z/=10;
    }
    assert ((nr%2)==0);
    nr=0;
    while (x>0)
    {
        a[++nr]=x%10;
        x/=10;
    }
    y=0;
    for (i=nr;i>=((nr/2)+1);i--)
        y=y*10+a[i];
    z=0;
    for (i=(nr/2);i>=1;i--)
        z=z*10+a[i];
    printf ("%d %d\n", y, z);
    return 0;
}