結果
問題 | No.225 文字列変更(medium) |
ユーザー | ningenMe |
提出日時 | 2020-10-25 15:13:45 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 8 ms / 5,000 ms |
コード長 | 3,217 bytes |
コンパイル時間 | 2,253 ms |
コンパイル使用メモリ | 212,236 KB |
実行使用メモリ | 6,940 KB |
最終ジャッジ日時 | 2024-07-21 20:51:42 |
合計ジャッジ時間 | 3,274 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 4 ms
5,248 KB |
testcase_01 | AC | 5 ms
5,760 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 7 ms
6,656 KB |
testcase_13 | AC | 7 ms
6,940 KB |
testcase_14 | AC | 8 ms
6,784 KB |
testcase_15 | AC | 8 ms
6,656 KB |
testcase_16 | AC | 7 ms
6,784 KB |
testcase_17 | AC | 7 ms
6,912 KB |
testcase_18 | AC | 7 ms
6,528 KB |
testcase_19 | AC | 7 ms
6,784 KB |
testcase_20 | AC | 7 ms
6,656 KB |
testcase_21 | AC | 7 ms
6,912 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; #define ALL(obj) (obj).begin(),(obj).end() template<class T> using priority_queue_reverse = priority_queue<T,vector<T>,greater<T>>; constexpr long long MOD = 1'000'000'000LL + 7; //' constexpr long long MOD2 = 998244353; constexpr long long HIGHINF = (long long)1e18; constexpr long long LOWINF = (long long)1e15; constexpr long double PI = 3.1415926535897932384626433L; template <class T> vector<T> multivector(size_t N,T init){return vector<T>(N,init);} template <class... T> auto multivector(size_t N,T... t){return vector<decltype(multivector(t...))>(N,multivector(t...));} template <class T> void corner(bool flg, T hoge) {if (flg) {cout << hoge << endl; exit(0);}} template <class T, class U>ostream &operator<<(ostream &o, const map<T, U>&obj) {o << "{"; for (auto &x : obj) o << " {" << x.first << " : " << x.second << "}" << ","; o << " }"; return o;} template <class T>ostream &operator<<(ostream &o, const set<T>&obj) {o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr) o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o;} template <class T>ostream &operator<<(ostream &o, const multiset<T>&obj) {o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr) o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o;} template <class T>ostream &operator<<(ostream &o, const vector<T>&obj) {o << "{"; for (int i = 0; i < (int)obj.size(); ++i)o << (i > 0 ? ", " : "") << obj[i]; o << "}"; return o;} template <class T, class U>ostream &operator<<(ostream &o, const pair<T, U>&obj) {o << "{" << obj.first << ", " << obj.second << "}"; return o;} void print(void) {cout << endl;} template <class Head> void print(Head&& head) {cout << head;print();} template <class Head, class... Tail> void print(Head&& head, Tail&&... tail) {cout << head << " ";print(forward<Tail>(tail)...);} template <class T> void chmax(T& a, const T b){a=max(a,b);} template <class T> void chmin(T& a, const T b){a=min(a,b);} vector<string> split(const string &str, const char delemiter) {vector<string> res;stringstream ss(str);string buffer; while( getline(ss, buffer, delemiter) ) res.push_back(buffer); return res;} int msb(int x) {return x?31-__builtin_clz(x):-1;} void YN(bool flg) {cout << (flg ? "YES" : "NO") << endl;} void Yn(bool flg) {cout << (flg ? "Yes" : "No") << endl;} void yn(bool flg) {cout << (flg ? "yes" : "no") << endl;} // S -> T int LevenshteinDistance(string S, string T,char dummy='#') { int N = S.size(); int M = T.size(); S.push_back(dummy);T.push_back(dummy); vector<vector<int>> dp(N+2, vector<int>(M+2,N+M)); dp[0][0]=0; for(int i=0;i<=N;++i) { for(int j=0;j<=M;++j) { //change dp[i+1][j+1] = min(dp[i+1][j+1],dp[i][j]+(S[i]!=T[j])); //delete dp[i+1][j] = min(dp[i+1][j],dp[i][j]+1); //insert dp[i][j+1] = min(dp[i][j+1],dp[i][j]+1); } } return dp[N][M]; } int main() { cin.tie(0);ios::sync_with_stdio(false); int a; cin >> a >> a; string S,T; cin >> S >> T; cout << LevenshteinDistance(S,T) << endl; return 0; }