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| #include "bits/stdc++.h" | |
| using namespace std; | |
| // subsequencia comum mais longa Programacao Dinamica | |
| int scml(string a, string b){ | |
| // tabela programacao dinamica | |
| vector < vector < int > > tabela; | |
| // cria tabela | |
| for (int cont = 0; cont < a.size() + 1; cont++) | |
| tabela.push_back(vector < int > (a.size() + 1, 0)); | |
| // comparar subsequencias | |
| for (int cont = 0; cont < a.size(); cont++) { | |
| for (int cont2 = 0; cont2 < b.size(); cont2++) { | |
| if (a[cont] == b[cont2]) { | |
| // pega o valor da diagonal e incrementa | |
| tabela[cont + 1][cont2 + 1] = tabela[cont][cont2] + 1; | |
| } else { | |
| // maximo entre os valores anterior e superior | |
| tabela[cont + 1][cont2 + 1] = max(tabela[cont][cont2 + 1], tabela[cont + 1][cont2]); | |
| } | |
| } | |
| } | |
| return tabela.back().back(); | |
| } | |
| int main(void) { | |
| // strings precisam ter mesmo tamamnho | |
| cout << scml("AAA", "AAB") << endl; | |
| return 0; | |
| } |
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