一级标题 1027 打印沙漏 c++

#include<iostream>
using namespace std;
#include<iomanip>
int main()
{
	int sum = 0;
	cin >> sum;
	char st;
	cin >> st;
	int count = 1;
	int line=0;
	if (sum<7)
	{
		cout << st << endl;
		cout << sum - 1;
	}
	else
	{
		int i = 3;
		for (i = 3; i < sum; i+=2)
		{
			count += 2*i;
			line++;
			if (count > sum)
			{
				count -= 2 * i;
				i -=2;	
				break;
			}
		}
		int j = 0;
		for (j; j < line; j++)
		{
			cout << setw(j) << "";
			int column = i;
			for (int a = 0; a < column; a++)
			{
				cout << st;
			}
			i -= 2;	
			cout<<endl;	
		}
		j -= 2;	
		i += 4;
		for (j; j >=0; j--)
		{
			cout << setw(j) << "";
			int column = i;
			for (int a = 0; a < column; a++)
			{
				cout << st;
			}
			i += 2;
			cout << endl;
		}

		cout << sum-count;
	}
	return 0;
}