题解 | #Simple Sorting#
Simple Sorting
https://www.nowcoder.com/practice/139761e0b59a405786898b7f2db9423f
#include <iostream>
#include <map>
#include <vector>
using namespace std;
int main() {
int a;
while (cin >> a) { // 注意 while 处理多个 case
vector<int>k(1001);
for(int i=0;i<a;i++){
int m;
cin>>m;
k[m]++;
}
for(int i=1;i<=1000;i++){
if(k[i]>0){
cout<<i<<" ";
}
}
cout<< endl;
}
}
// 64 位输出请用 printf("%lld")
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