ExamMain01

package Lecture3; /*

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• **

• * */ public class ExamMain01 {

  public static void main(String[] args) {

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   System.out.println("--------------------------------");
   System.out.println("<문제1>");
   for(int i = 1; i<=5; i++) {									// 5개 행
       for(int j = i; j<=i+4; j++) {							// 5개 열 필요 5개씩 찍기위해 초기회 j=i, 조건식 i+4개 필요
           System.out.print(j);
       }
       System.out.println();
   }
   System.out.println("--------------------------------");
  	
   System.out.println("--------------------------------");
   System.out.println("<문제2>");								
   for(int i = 5; i>=1; i--) {									// 5개 행
       for(int j = i; j<=i+4; j++) {							// 5개 열 필요 5부터 시작해서 감소+ 5개씩 찍기
           System.out.print(j);
       }
       System.out.println();
   }
   System.out.println("--------------------------------");
  	
   System.out.println("--------------------------------");
   System.out.println("<문제3>");
   for(int i = 5; i>=1; i--) {									// 5개 행
       for(int j = 0; j<=i-1; j++) {							// 5개 열 필요 점점 작아지도록
           System.out.print("*");
       }
       System.out.println();
   }
   System.out.println("--------------------------------");
  	
   System.out.println("--------------------------------");
   System.out.println("<문제4>");
   for(int i = 1; i<=9; i++) {
       if(i<=5) {
       for(int j = 1; j<=i; j++) {
           System.out.print("*");
       }
       } else {
       for(int j = i; j<=9; j++) {							
           System.out.print("*");
       }
       }
       System.out.println();
   }
   System.out.println("--------------------------------");
  	
  	
   System.out.println("--------------------------------");
   System.out.println("<문제5>");
   for(int i = 1; i<=9; i++) {
       if(i<=5) {
       for(int j = 1; j<=i-1; j++) {
           System.out.print(" ");
       }
       for(int j = 1; j<=6-i; j++) {
           System.out.print("*");
       }
       } else {
       for(int j = 1; j<=9-i; j++) {
           System.out.print(" ");
       }
       for(int j = 1; j<=i-4; j++) {
           System.out.print("*");
       }
       }
       System.out.println();
   }
   System.out.println("--------------------------------");
  

  }

}

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