题解 | #图片整理#
图片整理
https://www.nowcoder.com/practice/2de4127fda5e46858aa85d254af43941
#include <iostream>
#include <set>
using namespace std;
int main(int argc, char* argv[]){
multiset<char> dic;
char c;
while(cin >> c){
dic.insert(c);
}
for(auto c : dic){
cout << c;
}
cout << endl;
return 0;
}