1 #include<iostream> 2 #include<cstdio> 3 #include<cstdlib> 4 #include<cstring> 5 #include<string> 6 #include<queue> 7 #include<algorithm> 8 #include<map> 9 #include<iomanip> 10 #include<climits> 11 #include<string.h> 12 #include<cmath> 13 #include<stdlib.h> 14 #include<vector> 15 #include<stack> 16 #include<set> 17 #define INF 1e7 18 #define MAXN 100010 19 #define maxn 1000010 20 #define Mod 1000007 21 #define N 1010 22 using namespace std; 23 typedef long long LL; 24 25 int T; 26 string a, b; 27 int dp[N][N]; 28 29 void run() 30 { 31 memset(dp, 0, sizeof(dp)); 32 cin >> a >> b; 33 for (int i = 0; i < a.length(); ++i) 34 for (int j = 0; j < b.length(); ++j) 35 if (a[i] == b[j]) 36 dp[i + 1][j + 1] = dp[i][j] + 1; 37 else 38 dp[i + 1][j + 1] = max(dp[i + 1][j], dp[i][j + 1]); 39 cout << dp[a.length()][b.length()] << endl; 40 } 41 42 int main() 43 { 44 cin >> T; 45 while (T--) 46 run(); 47 //system("pause"); 48 return 0; 49 }
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