과제 코드

package org.javaro.lecture; public class Pr2_1 { public static void main(String[] args) { System.out.println("조병수 "+"20190926"+"-"+"연산자 과제\n"); System.out.println("1000초를 분과 초로 만들기"); int secondVar =1000; int minOut = secondVar / 60; int secondOut = secondVar % 60; System.out.println("1000초 = "+minOut+"분 "+secondOut+"초\n"); System.out.println("증감 연산자"); int a = 10; a++; System.out.println(a); System.out.println(++a); System.out.println(a++ +"\n"); System.out.println("나머지 구하기"); System.out.println(1%3); System.out.println(2%3); System.out.println(3%3); System.out.println(4%3); System.out.println(5%3); System.out.println(6%3+"\n"); System.out.println("비교연산자 연산"); a =100; int b =100; System.out.println("a와 b는 같은 크기?"+(a==b)); System.out.println("a가 b보다 큰가요?"+(a>b)); System.out.println("a=b이고 a>30 인가요?"+((a==b)&&(a>b))); System.out.println("a가 50이 아닌가요?"+!(a==50)+"\n"); System.out.println("삼항연산자"); a = 100; b = 50; System.out.println("a>b?"+((a>b)?a:b)+"\n"); System.out.println("거듭제곱 연산자"); double aa = Math.pow(2.0, 32.0); System.out.println("2.0의 32.0 제곱은 "+(int)aa+"입니다"+"\n"); System.out.println("논리연산"); boolean bb = 3 > 3; System.out.println(bb); bb = 4 < 3; System.out.println(bb); bb = 4 >= 3; System.out.println(bb); bb = 3 <= 3; System.out.println(bb); bb = 4 == 3; System.out.println(bb); bb = 4 != 3; System.out.println(bb+"\n"); System.out.println("논리 결과값"); int x =6, y =7; System.out.println(!(x>6)); System.out.println(x==6&&x==5); System.out.println(x==6 ||x==5); System.out.println(x>-1 && y<10); System.out.println(x>10 && x<5); } }

실행창

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