13. 숫자 개수

package _13;

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		
		Scanner sc = new Scanner(System.in);
		int inputNum = sc.nextInt();
		int num = 0;
		int arr[] = new int[10];		
		
		while(inputNum != 0) {			
			num = inputNum % 10;
			inputNum /= 10;			
			arr[num] += 1;
		}
		
		for (int i = 0; i < arr.length; i++) {
			System.out.println(i +" : "+arr[i]);
		}
		
	}
	
}

 

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