Salida de violencia gráfica

Formación 1 - Me 题

#pragma warning (disable:4996)
#include <iostream>
#include <algorithm>
#include <iomanip>
#include <cstring>
#include <string>
#include <cstdio>
#include <cmath>
#include <vector>
#include <stack>
#include <queue>
#define inf 0X3f3f3f3f
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
const int maxn = 1e6 + 5;
const int M = 10;//状压

queue<char> letter;
char out[11][11];

int main()
{
	for (char c = 'a'; c <= 'z'; c++)
		letter.push(c);
	for (int size = 3; size <= 10; size++)
	{
		memset(out, '\0', sizeof(out));

		for (int j = 1; j <= size; j++)
		{
			if (j == 1 || j == size)
			{
				for (int i = 1; i <= size; i++)
				{
					out[i][j] = letter.front();
					letter.push(letter.front());
					letter.pop();
				}
			}
			else
			{
				for (int i = 1; i <= size; i++)
					if (i == size - j + 1)
					{
						out[i][j] = letter.front();
						letter.push(letter.front());
						letter.pop();
					}
					else
						out[i][j] = ' ';
			}
		}

		for (int i = 1; i <= size; i++)
		{
			for (int j = 1; j <= size; j++)
				printf("%c", out[i][j]);
			printf("\n");
		}
	}
	return 0;
}

Ideas:
Salida de la violencia