Submission #4045756
Source Code Expand
#include <iostream> #include <string> #include <map> using namespace std; map<string, int> mp; int main() { string S; int K; cin >> S >> K; for(int i=0; i<S.size(); ++i){ for(int j=1; i+j<=S.size(); ++j){ ++mp[S.substr(i, j)]; if(mp.size()>5){ auto itr=mp.end(); --itr; bool flag = itr->first == S.substr(i, j); mp.erase(itr); if(flag) break; } } } auto itr=mp.begin(); for(int i=1; i<K; ++i) ++itr; cout << itr->first << endl; return 0; }
Submission Info
Submission Time | |
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Task | C - K-th Substring |
User | ward1302 |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 504 Byte |
Status | AC |
Exec Time | 5 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | 100 / 100 | ||||||
Status |
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Set Name | Test Cases |
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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 | 4 ms | 256 KB |
2_012.txt | AC | 5 ms | 256 KB |
2_013.txt | AC | 2 ms | 256 KB |
2_014.txt | AC | 2 ms | 256 KB |
2_015.txt | AC | 2 ms | 256 KB |
2_016.txt | AC | 2 ms | 256 KB |
2_017.txt | AC | 2 ms | 256 KB |
2_018.txt | AC | 2 ms | 256 KB |