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Cod sursa(job #954596)
#include <fstream>
using namespace std;
int v[1000005];
int main()
{
ifstream f("elmaj.in");
ofstream g("elmaj.out");
int ap,c,i,n;
f>>n>>v[1];
ap=1;c=v[1];
for(i=2;i<=n;i++)
{
f>>v[i];
if(v[i]==c)
ap++;
else
{
ap--;
if(ap==0)
{
c=v[i];
ap=1;
}
}
}
ap=0;
for(i=1;i<=n;i++)
if(v[i]==c) ap++;
if(ap<n/2+1)
g<<-1;
else
g<<c<<" "<<ap;
f.close();
g.close();
return 0;
}