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Cod sursa(job #504693)
#include <cstdlib>
#include <fstream>
#include <iterator>
#include <algorithm>
#define MAX_N 1031
using namespace std;
/*
*
*/
int C[MAX_N][MAX_N], v[2][MAX_N], r[MAX_N];
inline int max( int x, int y )
{
return ( x >= y ? x : y );
}
int main( void )
{
int i, j, k;
ifstream in( "cmlsc.in" );
in>>v[0][0]>>v[1][0];
for( i=0; i < 2; ++i )
for( j=1; j <= v[i][0]; ++j )
in>>v[i][j];
for( i=1; i <= v[0][0]; ++i )
for( j=1; j <= v[1][0]; ++j )
if( v[0][i] == v[1][j] )
C[i][j]=1+C[i-1][j-1];
else C[i][j]=max( C[i-1][j], C[i][j-1] );
for( i=v[0][0], j=v[1][0], k=C[i][j]+1; i && j; )
if( v[0][i] == v[1][j] )
r[--k]=v[0][i], --i, --j;
else if( C[i-1][j] >= C[i][j-1] )
--i;
else --j;
i=v[0][0]; j=v[1][0];
ofstream out( "cmlsc.out" );
out<<C[i][j]<<'\n';
copy( r+1, r+C[i][j]+1, ostream_iterator<int>( out, " " ) );
out<<'\n';
return EXIT_SUCCESS;
}