[C++] 문제 7 별 찍기

📃 별 찍기

1) 별 찍기 1단계   ㄴ자

#include <iostream>

using namespace std;

int main()
{
	int values;
	cin >> values;

	for (int i = 1; i <= values; ++i)
	{
		for (int q = 0; q < i; ++q)
		{
			cout << "*";
		}
		cout << endl;
	}
	return 0;
}

---

2) 별 찍기 2단계   역ㄴ자

#include <iostream>

using namespace std;

int main()
{
	int values;
	cin >> values;

	for (int i = 1; i <= values; ++i)
	{
		for (int w = 0; w < values - i; ++w)
		{
			cout << " ";
		}

		for (int q = 0; q < i; ++q)
		{
			cout << "*";
		}
		cout << endl;
	}
	return 0;
}

 

---

3) 별 찍기 3단계 🔺

#include <iostream>

using namespace std;

int main()
{
	int values;
	cin >> values;
	for (int i = 0; i <= values; ++i)
	{
		for (int a = 0; a < values - i; ++a)
		{
			cout << " ";
		}
		for (int b = 0; b < i * 2 + 1; ++b)
		{
			cout << '*';
		}
		cout << endl;
	}

	return 0;
}

 

---

4) 별 찍기 4단계  역 ㄱ자

#include <iostream>

using namespace std;

int main()
{
	int values;
	cin >> values;
    
	for (int i = 1; i <= values; ++i)
	{
		for (int q = 0; q < (values - i) + 1; ++q)
		{
			cout << '*';
		}
		cout << endl;
	}

	return 0;
}

---

5) 별 찍기 5단계  ㄱ자

#include <iostream>

using namespace std;

int main()
{
	int values;
	cin >> values;
    
	for (int i = 1; i <= values; ++i)
	{
		for (int w = 0; w < i -1; ++w)
		{
			cout << " ";
		}
		for (int q = 0; q < (values - i) + 1; ++q)
		{
			cout << '*';
		}
		cout << endl;
	}

	return 0;
}

---

6) 별 찍기 6단계 🔻

#include <iostream>

using namespace std;

int main()
{
	int values;
	cin >> values;
    
	for (int i = 1; i <= values; ++i)
	{
		for (int w = 0; w < i - 1; ++w)
		{
			cout << " ";
		}
		for (int q = 0; q < (values - i) * 2 + 1; ++q)
		{
			cout << '*';
		}
		cout << endl;
	}

	return 0;
}

 

---

7) 별 찍기 7단계 🔷

#include <iostream>

using namespace std;

int main()
{
	int values;
	cin >> values;

	for (int i = 0; i <= values; ++i)
	{
		for (int w = 0; w < values - i; ++w)
		{
			cout << " ";
		}

		for (int q = 0; q < i * 2 + 1; ++q)
		{
			cout << "*";
		}
		cout << endl;
	}
	
	for (int i = 0; i <= values; ++i)
	{
		for (int w = 0; w < i - 1 + 1; ++w)
		{
			cout << " ";
		}
		for (int q = 0; q < (values - i) * 2 + 1; ++q)
		{
			cout << '*';
		}
		cout << endl;
	}

	return 0;
}

방법 - 1

#include <iostream>

using namespace std;

int main()
{
	int values;
	cin >> values;

	for (int i = 0; i < values; ++i)
	{
		for (int w = 0; w < values - i; ++w)
		{
			cout << " ";
		}

		for (int q = 0; q < i * 2 + 1; ++q)
		{
			cout << "*";
		}
		cout << endl;
	}
	
	for (int i = 0; i <= values; ++i)
	{
		for (int w = 0; w < i - 1 + 1; ++w)
		{
			cout << " ";
		}
		for (int q = 0; q < (values - i) * 2 + 1; ++q)
		{
			cout << '*';
		}
		cout << endl;
	}

	return 0;
}

 

방법- 2

	// 문제 3) 다이아몬드
	for (int i = 0; i < values; ++i)
	{
		for (int q = 0; q < values - i - 1; ++q)
		{
			cout << ' ';
		}
		for (int w = 0; w < i * 2 + 1; ++w)
		{
			cout << '*';
		}
		cout << endl;
	}
	for (int i = 1; i < values; ++i)
	{
		for (int q = 0; q < i; ++q)
		{
			cout << ' ';
		}
		for (int w = 0; w < (values - i) * 2 - 1; ++w)
		{
			cout << '*';
		}
		cout << endl;
	}


	for (int i = 0; i < values; ++i)
	{
		for (int w = 0; w < values - i; ++w)
		{
			cout << " ";
		}

		for (int q = 0; q < i * 2 + 1; ++q)
		{
			cout << "*";
		}
		cout << endl;
	}