// jongol.cpp : 콘솔 응용 프로그램에 대한 진입점을 정의합니다.
//

#include <stdio.h>

void starNumber1(int &nInputTriangleSize);
void starNumber2(int &nInputTriangleSize);
void starNumber3(int &nInputTriangleSize);

int main()
{
	int nInputSelectKindNumber = 0;
	int nInputTriangleSize = 0;
	bool bRoof = true;

	while (bRoof)
	{
		printf("Insert Select Kind Number and Triangle Size / 0 0. EXIT : ");
		scanf_s("%d %d", &nInputSelectKindNumber, &nInputTriangleSize);

		if (nInputSelectKindNumber > 0 && nInputSelectKindNumber < 4)
		{
			switch (nInputSelectKindNumber)
			{
			case 1:
				starNumber1(nInputTriangleSize);
				break;

			case 2:
				starNumber2(nInputTriangleSize);
				break;

			case 3:
				starNumber3(nInputTriangleSize);
				break;

			default:
				break;
			}
		}

		else if (nInputSelectKindNumber == 0)
		{
			bRoof = false;
			printf("BYE~ \n");
		}

		else
			printf("잘못된 입력입니다.\n");
	}


    return 0;
}

void starNumber1(int & nInputTriangleSize)
{
	for (int i = 1; i < nInputTriangleSize; i++)
	{
		for (int j = 0; j < i; j++)
		{
			printf("*");
		}
		puts("");
	}
}

void starNumber2(int & nInputTriangleSize)
{
	for (int i = 0; i < nInputTriangleSize; i++)
	{
		for (int j = nInputTriangleSize; j > i; j--)
		{
			printf("*");
		}
		puts("");
	}
}

void starNumber3(int & nInputTriangleSize)
{
	for (int i = 0; i < nInputTriangleSize; i++)
	{
		for (int j = i; j < nInputTriangleSize - 1; j++)
		{
			printf(" ");
		}
		for (int z = 0; z < i * 2 - 1; z++)
		{
			printf("*");
		}
		puts("");
	}
}