#include <fstream>
#include <vector>
int main(){
    std::iostream in("algsort.in");
    std::ofstream out("algsort.out");
    int n;in>>n;
    std::vector<int> v;v.reserve(n);
    for(int i=0;i<n;i++){
        int t;in>>t;v.push_back(t);
    }
    for(int i=0;i<n;i++){
        out<<v[i];
    }
}