View Code of Problem 57

#define _CRT_SECURE_NO_WARNINGS
#include<iostream>
#include<string>
using namespace std;
int main() {
	int n;
	cin >> n;
	for (int i = 0; i < n; i++) {
		for (int j = 0; j < n - 1 - i; j++) {
			cout << " ";
		}
		for (int j = 1; j <= i+1; j++) {
			cout << j;
		}
		for (int j = i; j >= 1; j--) {
			cout << j;
		}
		cout << endl;
	}
	for (int i = 0; i < n - 1; i++) {
		for (int j = 0; j <= i; j++) {
			cout << " ";
		}
		for (int j = 1; j <= n - 1 - i; j++) {
			cout << j;
		}
		for (int j = n - 1 - i - 1; j >= 1; j--) {
			cout << j;
		}
		cout << endl;
	}

	return 0;
}