Submission #3050857
Source Code Expand
#include <algorithm> #include <iostream> #include <string> #include <vector> #define repi(i,a,b) for(int i=(a);i<(b);++i) #define rep(i,a) repi(i,0,a) #define all(a) (a).begin(), (a).end() int N, K; std::string S; std::vector<char> vs; int count( const std::string &t, char ch ) { int ret = 0; for( auto &ct : t ) ret += ct == ch; return ret; } int main() { std::cin >> N >> K; std::cin >> S; for( char &c : S ) vs.emplace_back( c ); std::sort( all(vs) ); std::string t; while( t.size() != S.size() ) { std::string s2 = S.substr( 0, t.size()+1 ); for( auto &c : vs ) { if( c < 'a' || c > 'z' ) continue; int cnt = N-1-t.size(); std::string t2 = t + c; rep( j, t2.size() ) cnt += s2[j] != t2[j]; for( char ch = 'a'; ch <= 'z'; ++ch ) cnt -= std::min( count(S,ch)-count(s2,ch), count(S,ch)-count(t2,ch) ); if( cnt <= K ) { t = t2; c = ' '; break; } } } std::cout << t << std::endl; return 0; }
Submission Info
Submission Time | |
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Task | C - 辞書式順序ふたたび |
User | As_sqr |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 1119 Byte |
Status | AC |
Exec Time | 15 ms |
Memory | 256 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
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All | hand_1_0.txt, hand_1_1.txt, hand_1_2.txt, hand_1_3.txt, hand_1_4.txt, hand_1_5.txt, hand_1_6.txt, hand_1_7.txt, hand_1_8.txt, hand_2_0.txt, hand_2_1.txt, hand_2_10.txt, hand_2_2.txt, hand_2_3.txt, hand_2_4.txt, hand_2_5.txt, hand_2_6.txt, hand_2_7.txt, hand_2_8.txt, hand_2_9.txt, hand_3_2.txt, hand_3_3.txt, hand_3_4.txt, hand_3_5.txt, hand_3_6.txt, hand_4_2.txt, hand_4_3.txt, hand_4_4.txt, hand_4_5.txt, hand_4_6.txt, random_1.txt, random_10.txt, random_11.txt, random_12.txt, random_13.txt, random_14.txt, random_15.txt, random_2.txt, random_3.txt, random_4.txt, random_5.txt, random_6.txt, random_7.txt, random_8.txt, random_9.txt, sample_1.txt, sample_2.txt, sample_3.txt, sample_4.txt, small_1.txt, small_2.txt, small_3.txt, small_4.txt, small_5.txt, small_6.txt, small_7.txt, small_8.txt, small_9.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
hand_1_0.txt | AC | 1 ms | 256 KB |
hand_1_1.txt | AC | 1 ms | 256 KB |
hand_1_2.txt | AC | 1 ms | 256 KB |
hand_1_3.txt | AC | 1 ms | 256 KB |
hand_1_4.txt | AC | 1 ms | 256 KB |
hand_1_5.txt | AC | 1 ms | 256 KB |
hand_1_6.txt | AC | 1 ms | 256 KB |
hand_1_7.txt | AC | 1 ms | 256 KB |
hand_1_8.txt | AC | 1 ms | 256 KB |
hand_2_0.txt | AC | 1 ms | 256 KB |
hand_2_1.txt | AC | 1 ms | 256 KB |
hand_2_10.txt | AC | 1 ms | 256 KB |
hand_2_2.txt | AC | 1 ms | 256 KB |
hand_2_3.txt | AC | 1 ms | 256 KB |
hand_2_4.txt | AC | 1 ms | 256 KB |
hand_2_5.txt | AC | 1 ms | 256 KB |
hand_2_6.txt | AC | 1 ms | 256 KB |
hand_2_7.txt | AC | 1 ms | 256 KB |
hand_2_8.txt | AC | 1 ms | 256 KB |
hand_2_9.txt | AC | 1 ms | 256 KB |
hand_3_2.txt | AC | 1 ms | 256 KB |
hand_3_3.txt | AC | 1 ms | 256 KB |
hand_3_4.txt | AC | 1 ms | 256 KB |
hand_3_5.txt | AC | 1 ms | 256 KB |
hand_3_6.txt | AC | 1 ms | 256 KB |
hand_4_2.txt | AC | 1 ms | 256 KB |
hand_4_3.txt | AC | 1 ms | 256 KB |
hand_4_4.txt | AC | 1 ms | 256 KB |
hand_4_5.txt | AC | 1 ms | 256 KB |
hand_4_6.txt | AC | 1 ms | 256 KB |
random_1.txt | AC | 2 ms | 256 KB |
random_10.txt | AC | 14 ms | 256 KB |
random_11.txt | AC | 10 ms | 256 KB |
random_12.txt | AC | 11 ms | 256 KB |
random_13.txt | AC | 8 ms | 256 KB |
random_14.txt | AC | 4 ms | 256 KB |
random_15.txt | AC | 2 ms | 256 KB |
random_2.txt | AC | 2 ms | 256 KB |
random_3.txt | AC | 2 ms | 256 KB |
random_4.txt | AC | 4 ms | 256 KB |
random_5.txt | AC | 2 ms | 256 KB |
random_6.txt | AC | 6 ms | 256 KB |
random_7.txt | AC | 13 ms | 256 KB |
random_8.txt | AC | 15 ms | 256 KB |
random_9.txt | AC | 15 ms | 256 KB |
sample_1.txt | AC | 1 ms | 256 KB |
sample_2.txt | AC | 1 ms | 256 KB |
sample_3.txt | AC | 1 ms | 256 KB |
sample_4.txt | AC | 1 ms | 256 KB |
small_1.txt | AC | 1 ms | 256 KB |
small_2.txt | AC | 1 ms | 256 KB |
small_3.txt | AC | 1 ms | 256 KB |
small_4.txt | AC | 1 ms | 256 KB |
small_5.txt | AC | 1 ms | 256 KB |
small_6.txt | AC | 1 ms | 256 KB |
small_7.txt | AC | 1 ms | 256 KB |
small_8.txt | AC | 1 ms | 256 KB |
small_9.txt | AC | 1 ms | 256 KB |