[JAVA] for method 사용 예제

package dayday5;

public class test02 {
	public static void main(String[] args) {
		/*
		 * 
		 * for(초기식 ; 조건식 ;증감식){
		 *    종속 문장;
		 * }
		 * 
		 */
		/*
		for(int i = 1 ; i <= 9 ; i++){
			System.out.println("5 x"+i+" = " +5*i);
		}
		*/
		
		/*
		for(int i = 2 ; i <= 9 ; i++){
			System.out.println("==="+i+"단===");
			for(int j = 1 ; j < 10 ; j++){
				System.out.println(j+"X"+i+"="+j*i);
			}
		}
		
		*/
		
		int count = 1;
		
		for(int i = 1 ; i <= 9 ; i++){
			for(int j = 1 ; j <= 3 ; j++){
				if(count == 1) System.out.print("=="+i+"단==\n");
				System.out.print(j+"x"+i+"=" +i*j+"\t\t");
				count = 0;
			}

			System.out.println();
		}

		System.out.println();
		for(int i = 1 ; i <= 9 ; i++){
			for(int j = 4 ; j <= 6 ; j++){
				System.out.print(j+"x"+i+"=" +i*j+"\t\t");
			}
			System.out.println();
		}
		System.out.println();
		for(int i = 1 ; i <= 9 ; i++){
			for(int j = 7 ; j <= 9 ; j++){
				System.out.print(j+"x"+i+"=" +i*j+"\t\t");
			}
			System.out.println();
		}
	}
}