#include <stdio.h>

int main() {
    int n;
    while (scanf("%d", &n) != EOF) { // 注意 while 处理多个 case
        for (int i = 0; i < n; i++) {
            for (int j = 0; j <= i; j++)
                printf("* ");
            printf("\n");
        }
    }
    return 0;
}