Solution:
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#define ll long long
#define sc scanf
#define pf printf
#define Pi 2*acos(0.0)
using namespace std;
int n,m,lcs[2000][2000];
int main()
{
string s1,s2;
while(getline(cin,s1))
{
getline(cin,s2);
n=s1.size();
m=s2.size();
for(int i=1;i<=n;i++)
for(int j=1;j<=m;j++)
{
if(s1[i-1]==s2[j-1])
lcs[i][j]=lcs[i-1][j-1]+1;
else
lcs[i][j]=max(lcs[i-1][j],lcs[i][j-1]);
}
cout<
https://github.com/Shipu/OnlineJudgeProblemSolutionWithCPlusPlus/tree/master/uva/10405/10405.cpp