0
已解决
#include<iostream>
#include<cstring>
#include<cstdio>
using namespace std;
int main(){
int b[1000001],n,i,k,h,m=0,x;
memset(b,0,sizeof(b));
cin>>n;
for(int i=1;i<=n;i++){
cin>>x;
if(b[x]==0) m++;
b[x]++;
}
for(int i=0;i<=1000000;i++){
if(b[i]>0){
cout<<i<<" ";
b[i]--;
}
}
cout<<endl;
return 0;
}
50分~~~~
