View Code of Problem 53

#include<stdio.h>
int main() {
	int n;
	scanf("%d", &n);

	for (int i = 1;i <= n;i++) {
		for (int j = 0;j < n - i;j++) {
			printf(" ");
		}
		for (int j = 0;j < 2 * i - 1;j++) {
			printf("*");
		}
		printf("\n");
	}
	for (int i = n-1;i >= 1;i--) {
		for (int j = 0;j < n - i;j++) {
			printf(" ");
		}
		for (int j = 0;j < 2 * i - 1;j++) {
			printf("*");
		}
		printf("\n");
	}
	return 0;
}