Submission #3007537
Source Code Expand
#include <bits/stdc++.h> using namespace std; #define forx(i, a, b) for (int i = (a); i < (b); i++) #define rep(i, n) for (int i = 0; i < (n); i++) typedef long long ll; int main(){ string s,t; cin>>s; int k; cin>>k; int n=s.size(); vector<string>v; rep(i,n){ t=s[i]; v.push_back(t); } if(n>=2)rep(i,n-1){ t=s[i]+s[i+1]; v.push_back(t); } if(n>=3)rep(i,n-2){ t=s[i]+s[i+1]+s[i+2]; v.push_back(t); } if(n>=4)rep(i,n-3){ t=s[i]+s[i+1]+s[i+2]+s[i+3]; v.push_back(t); } if(n>=5)rep(i,n-4){ t=s[i]+s[i+1]+s[i+2]+s[i+3]; v.push_back(t); } sort(begin(v),end(v)); unique(begin(v),end(v)); cout<<v[k-1]<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - K-th Substring |
User | tabr |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 814 Byte |
Status | WA |
Exec Time | 7 ms |
Memory | 1660 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 200 | 0 / 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 | WA | 1 ms | 256 KB |
0_001.txt | WA | 1 ms | 256 KB |
0_002.txt | AC | 1 ms | 256 KB |
1_003.txt | WA | 1 ms | 256 KB |
1_004.txt | WA | 1 ms | 256 KB |
1_005.txt | WA | 1 ms | 256 KB |
1_006.txt | WA | 1 ms | 256 KB |
1_007.txt | WA | 1 ms | 256 KB |
1_008.txt | WA | 1 ms | 256 KB |
1_009.txt | WA | 1 ms | 256 KB |
1_010.txt | WA | 1 ms | 256 KB |
2_011.txt | WA | 6 ms | 1660 KB |
2_012.txt | WA | 6 ms | 1660 KB |
2_013.txt | WA | 6 ms | 1532 KB |
2_014.txt | WA | 7 ms | 1660 KB |
2_015.txt | WA | 5 ms | 1280 KB |
2_016.txt | WA | 7 ms | 1660 KB |
2_017.txt | WA | 7 ms | 1660 KB |
2_018.txt | WA | 7 ms | 1660 KB |