Submission #67945442
Source Code Expand
#include<bits/stdc++.h>
using namespace std;
#define endl '\n'
#define int long long
const int N=3e5+10;
int dx[]={0,1,0,-1},dy[]={1,0,-1,0};
map<int,int> mp;
int n,m,k;
int a[N],b[N];
void slove(){
cin>>n>>k>>m;
vector<string> s(n);
for(int i=0;i<n;i++) cin>>s[i];
vector<string> ans;
auto dfs=[&](auto &&self,string ss,int x)->void{
if(x==k){
ans.push_back(ss);
return;
}
for(int i=0;i<n;i++){
self(self,ss+s[i],x+1);
}
};
for(int i=0;i<n;i++){
dfs(dfs,s[i],1);
}
sort(ans.begin(),ans.end());
cout<<ans[m-1]<<endl;
}
signed main(){
ios::sync_with_stdio(false);
cin.tie(nullptr);
int T=1;
// cin>>T;
while(T--){
slove();
}
}
Submission Info
| Submission Time | |
|---|---|
| Task | C - Concat (X-th) |
| User | Maikan |
| Language | C++ 20 (gcc 12.2) |
| Score | 300 |
| Code Size | 802 Byte |
| Status | AC |
| Exec Time | 27 ms |
| Memory | 12672 KiB |
Judge Result
| Set Name | Sample | All | ||||
|---|---|---|---|---|---|---|
| Score / Max Score | 0 / 0 | 300 / 300 | ||||
| Status |
|
|
| Set Name | Test Cases |
|---|---|
| Sample | sample_01.txt, sample_02.txt |
| All | hand_01.txt, hand_02.txt, hand_03.txt, hand_04.txt, hand_06.txt, hand_07.txt, random_01.txt, random_02.txt, random_03.txt, random_04.txt, random_05.txt, random_06.txt, random_07.txt, random_08.txt, random_09.txt, random_10.txt, random_11.txt, random_12.txt, random_13.txt, random_14.txt, random_15.txt, random_16.txt, random_17.txt, random_18.txt, random_19.txt, sample_01.txt, sample_02.txt |
| Case Name | Status | Exec Time | Memory |
|---|---|---|---|
| hand_01.txt | AC | 2 ms | 3516 KiB |
| hand_02.txt | AC | 27 ms | 10312 KiB |
| hand_03.txt | AC | 2 ms | 3500 KiB |
| hand_04.txt | AC | 24 ms | 9080 KiB |
| hand_06.txt | AC | 1 ms | 3520 KiB |
| hand_07.txt | AC | 1 ms | 3516 KiB |
| random_01.txt | AC | 23 ms | 9848 KiB |
| random_02.txt | AC | 15 ms | 7868 KiB |
| random_03.txt | AC | 1 ms | 3568 KiB |
| random_04.txt | AC | 1 ms | 3520 KiB |
| random_05.txt | AC | 24 ms | 10364 KiB |
| random_06.txt | AC | 1 ms | 3436 KiB |
| random_07.txt | AC | 1 ms | 3448 KiB |
| random_08.txt | AC | 1 ms | 3536 KiB |
| random_09.txt | AC | 23 ms | 10864 KiB |
| random_10.txt | AC | 2 ms | 3584 KiB |
| random_11.txt | AC | 23 ms | 9276 KiB |
| random_12.txt | AC | 5 ms | 4664 KiB |
| random_13.txt | AC | 23 ms | 10920 KiB |
| random_14.txt | AC | 1 ms | 3528 KiB |
| random_15.txt | AC | 1 ms | 3508 KiB |
| random_16.txt | AC | 1 ms | 3472 KiB |
| random_17.txt | AC | 25 ms | 12472 KiB |
| random_18.txt | AC | 19 ms | 12672 KiB |
| random_19.txt | AC | 1 ms | 3564 KiB |
| sample_01.txt | AC | 1 ms | 3376 KiB |
| sample_02.txt | AC | 1 ms | 3648 KiB |