Submission #2755390


Source Code Expand

#include <iostream>
#include<string>
#include<vector>
using namespace std;

int main() {
	string s;cin>>s;
	int k;cin>>k;
	string sub;
	vector<string> ks(k);
	for(int i=0;i<k;i++){
		ks[i]="zzzzz";
	}
	for(int i=0;i<s.size();i++){
		for(int j=1;j<=k;j++){
			if(i+j>s.size())break;
			sub.clear();
			for(int l=0;l<j;l++){
				sub.push_back(s[i+l]);

			}
//			cout<<"sub"<<sub<<endl;
			for(int m=0;m<k;m++){
				if(ks[m]>sub){
					string temp=ks[m];
					ks[m]=sub;
					sub=temp;
				}else if(ks[m]==sub){
					break;
				}
			}
//			for(int l=0;l<k;l++){
//				cout<<ks[l]<<endl;
//			}
		}
	}
	cout<<ks[k-1]<<endl;
	return 0;
}

Submission Info

Submission Time
Task C - K-th Substring
User ator
Language C++14 (GCC 5.4.1)
Score 300
Code Size 673 Byte
Status AC
Exec Time 3 ms
Memory 256 KB

Judge Result

Set Name Sample Subtask All
Score / Max Score 0 / 0 200 / 200 100 / 100
Status
AC × 3
AC × 11
AC × 19
Set Name Test Cases
Sample 0_000.txt, 0_001.txt, 0_002.txt
Subtask 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt
All 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 2_011.txt, 2_012.txt, 2_013.txt, 2_014.txt, 2_015.txt, 2_016.txt, 2_017.txt, 2_018.txt
Case Name Status Exec Time Memory
0_000.txt AC 1 ms 256 KB
0_001.txt AC 1 ms 256 KB
0_002.txt AC 1 ms 256 KB
1_003.txt AC 1 ms 256 KB
1_004.txt AC 1 ms 256 KB
1_005.txt AC 1 ms 256 KB
1_006.txt AC 1 ms 256 KB
1_007.txt AC 1 ms 256 KB
1_008.txt AC 1 ms 256 KB
1_009.txt AC 1 ms 256 KB
1_010.txt AC 1 ms 256 KB
2_011.txt AC 3 ms 256 KB
2_012.txt AC 3 ms 256 KB
2_013.txt AC 3 ms 256 KB
2_014.txt AC 3 ms 256 KB
2_015.txt AC 3 ms 256 KB
2_016.txt AC 3 ms 256 KB
2_017.txt AC 3 ms 256 KB
2_018.txt AC 3 ms 256 KB