#include <stdio.h>
int main() {
    int N;
    scanf("%d",&N);
    
    if (N <= 0);
    printf("Invalid input");
    return 0;
}

    for (int i = N; i >= 1; i--) {
    int spaces = N - i;
    
    for (int s = 0; s < spaces; s++) {
        printf(" ");
    }
    
    for (int j = 0; j < i; j++) {
        printf("%d", i);
    }
    
    printf("\n");
}

    for (int i = 2; i <= N;  i++) {
    
    int spaces = N - i;
    
    for (int s = 0; s < spaces; s++) {
        printf(" ");
    }
    
    for (int j = 0; j < i; j++) {
        printf("%d", i);
    }
    
    
    printf("\n")
}

     return 0;