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Cod sursa(job #215520)
#include<fstream.h>
int d[1024][1024],i,j,m,n,l,a[1024],b[1024];
ifstream f("cmlsc.in");
ofstream g("cmlsc.out");
void afiseaza(int i,int j)
{
if(!d[i][j]) return;
if(a[i]==b[j])
{
afiseaza(i-1,j-1);
g<<a[i]<<" ";
return;
}
if(d[i][j]==d[i-1][j])
{
afiseaza(i-1,j);
return;
}
afiseaza(i,j-1);
return;
}
int main(void)
{
f>>n>>m;
for(i=1;i<=n;i++)
{
f>>a[i];
}
for(i=1;i<=m;i++)
{
f>>b[i];
}
for(i=1;i<=n;i++)
{
for(j=1;j<=m;j++)
{
d[i][j]=(d[i-1][j]>d[i][j-1])?d[i-1][j]:d[i][j-1];
if(a[i]==b[j] && d[i][j]<d[i-1][j-1]+1)
{
d[i][j]=d[i-1][j-1]+1;
}
}
}
l=d[n][m];
g<<l<<endl;
afiseaza(n,m);
f.close();
g.close();
return 0;
}