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Cod sursa(job #319310)
#include <fstream.h>
ifstream fin("date.in");
ofstream fout("date.out");
int c[257][257],i,j,n,m,a[257],b[257];
int main ()
{
fin>>n>>m;
for(i=1;i<=n;i++)
fin>>a[i];
for(i=1;i<=m;i++)
fin>>b[i];
for(i=n;i>=1;i--)
for(j=m;j>=1;j--)
{
if(a[i]==b[j])
c[i][j]=1+c[i+1][j+1];
else
if(c[i][j+1]>c[i+1][j])
c[i][j]=c[i][j+1];
else
c[i][j]=c[i+1][j];
}
fout<<c[1][1]<<'\n';
fin.close ();
fout.close ();
return 0;
}