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Cod sursa(job #288402)
#include <fstream.h>
short m,n,a[1025],b[1025],l[1025][1025],s[1025],lg,i,j;
int main()
{ifstream f("cmlsc.in");
ofstream g("cmlsc.out");
f>>m>>n;
for(i=1;i<=m;++i)
f>>a[i];
for(i=1;i<=n;++i)
f>>b[i];
for(i=1;i<=m;++i)
for(j=1;j<=n;++j)
if(a[i]==b[j])
l[i][j]=1+l[i-1][j-1];
else
{l[i][j]=l[i-1][j];
if(l[i][j]<l[i][j-1])
l[i][j]=l[i][j-1];
}
i=m;j=n;
while(i)
if(a[i]==b[j])
{s[++lg]=a[i];
--i;
--j;}
else
if(l[i-1][j]<l[i][j-1])
--j;
else
--i;
g<<lg<<"\n";
for(j=lg;j;--j)
g<<s[j]<<' ';
return 0;
}