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[12] random, scannerDevelpment/Java Sample Source 2020. 9. 13. 21:28
random
1234567891011121314151617package random;import java.util.Random;public class Ex_Random01{public static void main(String[] args){char cTemp;int nRandom = new Random().nextInt((int)'Z' - (int)'A' + 1) + (int)'A'; // (난수범위) + 시작수cTemp = (char)nRandom;System.out.println(cTemp);}}cs 실행결과
T
scanner
1234567891011121314151617181920212223package scanner;import java.util.Scanner;public class Ex_Scanner{public static void main(String[] args){Scanner scInt = new Scanner(System.in);Scanner scLine = new Scanner(System.in);System.out.println("정수를 입력하세요.");int nNum = scInt.nextInt();System.out.println("입력 받은 값 : " + nNum);System.out.println("문장을 입력하세요.");//String strMsg = scLine.next(); // 띄어쓰기 안됨.String strMsg = scLine.nextLine();System.out.println("입력받은 문장 : " + strMsg);}}cs 실행결과
정수를 입력하세요.
3
입력 받은 값 : 3
문장을 입력하세요.
test
입력받은 문장 : test
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