例
*
**
***
****
*****
******
*******
解答例
C#
using System;
namespace Delta
{
class Program
{
static void Main(string[] args)
{
int height = 7;
for (int i = 1; i <= height; i++)
{
for (int j = 0; j < i; j++)
{
Console.Write("*");
}
Console.WriteLine();
}
}
}
}