#include <stdio.h>

int main() {
    int n;
    scanf("%d", &n);

    // Check if input is even or invalid
    if (n % 2 == 0 || n <= 0) {
        printf("Invalid Input");
        return 0;
    }

    // Inverted pyramid pattern
    for (int i = n; i >= 1; i--) {
        for (j = 0; j <= n-i; j++) {
            printf(" ");
        }
        for (int k = 0; k < i; k++) {
            printf("*");
        }
        printf("\n");
    }

    return 0;
}