View Code of Problem 57

#include<iostream>
#include<cmath>
#include<cstdio>
#include <cstring>
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+2; j++) {
			cout << j;
		}
		for (int j = i; j >0; j--) {
			cout << j;
		}
		cout << "\n";
	}
	for (int i = 1; i < n; i++) {
		for (int j = 0; j < i; j++) {
			cout << " ";
		}
		for (int j = 1; j < n-i+1; j++) {
			cout << j;
		}
		for (int j = n-i-1; j >0; j--) {
			cout << j;
		}
		cout << "\n";
	}
	return 0;
/*
Main.cc: In function 'int main()':
Main.cc:35:10: error: expected '}' at end of input
  return 0;
          ^
*/