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Cod sursa(job #278441)
#include<fstream.h>
int main ()
{
int i,j,m,n,a[100],b[100],c[100],d[100],k,k2,ind1[100],ind2[100];
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];
k=1;
for(i=1;i<=m;i++)
{int ok=0;
for(j=i;j<=n&&!ok;j++)
if(a[i]==b[j]) ok=1;
if(ok)
{if(ind1[k]<i)
{c[k]=a[i];ind1[k]=i;
k++;}
}
}
k2=1;
for(i=1;i<=n;i++)
{int ok=0;
for(j=1;j<=m&&!ok;j++)
if(b[i]==a[j]) ok=1;
if(ok)
{if(ind2[k2]<i)
{d[k2]=b[i];ind2[k2]=j;
k2++;}
}
}
k--;k2--;
if(k>k2)
{
g<<k<<"\n";
for(i=1;i<=k;i++)
g<<c[i]<<" ";
}
else
{
g<<k2<<"\n";
for(i=1;i<=k2;i++)
g<<d[i]<<" ";
}
f.close();
g.close();
return 0;
}