#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
int main() {
    char str[100];
    char a[100][100]={'\\s'};
    int count=0,i,j,n;
    scanf("%s",str);
    count = strlen(str);
    n=count;;
    for(i=0;i<count;i++)
        {
        a[i][i] = str[i];
        a[i][count-i-1]=str[i];       
    }
    for(i=0;i<count;i++)
        {
        for(j=0;j<count;j++)
            {
            printf("%c ",a[i][j]);
        }
        printf("\n");
    }
}