题解 | #Simple Sorting#

#include <iostream>
#include<algorithm>
using namespace std;
int main() {
    int n=0;
    cin>>n;
    int *arr=new int[n];
    int index=0;
    while(index!=n){
        int inp=0;
        cin>>inp;
        arr[index]=inp;
        index++;
    }
    sort(arr,arr+n);
    for(int i=0;i<n+1;){ 
        if((arr[i]<arr[i+1])||i==n){
            if(i==n){
            cout<<arr[n-1];
            break;
            }
  	 cout<<arr[i]<<" ";
                i++;
        }
        else {
            i++;
        }   
    }
}//去重复值的排序