import java.util.InputMismatchException;
import java.util.Scanner;

public class Number_Input {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int Num = 0, flag;
		
		do{
			flag = 1;
			try{
				
				System.out.print("숫자입력 = ");
				
				Num = sc.nextInt();
				
				System.out.println("입력받은 숫자는 = "+ Num);
				
				}
			catch(InputMismatchException e){
				flag=0;
				sc.nextLine();
				 System.out.println("정상적인 숫자를 입력하세요");
				}
			
		}while(flag==0);
	}
}

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