java : 6일차

코딩 기록

by jii 2023. 1. 15. 19:07

#for문

#for문 예제: 주어진 모양 출력하기

public class Prac06 {
	public static void main(String[] args) {
		for (int i = 1; i <= 5; i++) {
			for (int j = 1; j <= i; j++) {
				System.out.print("*");
			}
			System.out.print("\n");
		}
    }
}

package practice_for;
public class Prac06 {
	public static void main(String[] args) {
//sol1
		for (int i = 1; i <= 5; i++) {
			for (int j = 1; j <= 5-i; j++) {
				System.out.print(" ");
			}
			for (int j = 1; j <=i; j++) {
				System.out.print("*");
			}
			System.out.print("\n");
		}

//sol2
		for (int i = 1; i <= 5; i++) {
			int blank=5-i;
			int star=i;
			for(int j=1;j<=blank;j++) {
				System.out.print(" ");
			}
			for (int k = 1; k<=star; k++) {
				System.out.print("*");
			}
			System.out.println(" ");
		}
    }
}

package practice_for;
public class Prac06 {
	public static void main(String[] args) {
    for (int i = 1; i <= 5; i++) {
			for (int j = 5; j>=i; j--) {
				System.out.print("*");
			}
			System.out.print("\n");
		}
		System.out.print("\n");
    }
}

package practice_for;
public class Prac06 {
	public static void main(String[] args) {
		for (int i = 1; i <= 5; i++) {
			for (int j = 1; j <= 5 - i; j++) {
				System.out.print(" ");
			}
			for (int j = 1; j <= 2*i-1; j++) {
				System.out.print("*");
			}
			for (int j = 4; j >=1; j--) {
				System.out.print(" ");
			}
			
			System.out.print("\n");
		}
	}
}

package practice_for;
public class Prac06 {
	public static void main(String[] args) {
		for (int i = 1; i <= 5; i++) {
			for (int j = 1; j<=i-1; j++) {
				System.out.print(" ");
			}
			for (int k = 1; k<=6-i; k++) {
				System.out.print("*");
			}
			System.out.print("\n");
		}
	}

}