题解 | #明明的随机数#

import java.util.Scanner; public class Main{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); int total = sc.nextInt(); int[] arr = new int[total]; for(int i = 0; i<arr.length;i++){ int a =sc.nextInt(); arr[i] = a; }

    for(int j = 0;j<arr.length-1;j++){
    for(int i = 0;i<arr.length-1-j;i++){
        if(arr[i]>arr[i+1]){
            int temp = arr[i];
            arr[i]=arr[i+1];
            arr[i+1] = temp;
        }
    }
    }
    
    for(int i = 0;i<arr.length-1;i++){
        if(arr[i]==arr[i+1]){
            arr[i]=0;
        }
    }
    
    for(int i = 0;i<arr.length;i++){
        if(arr[i]!=0){
            System.out.println(arr[i]);
        }
    }
}

}