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Cod sursa(job #945104)
#include<cstdio>
using namespace std;
int a[1000004],n,i,pres,nr;
int main()
{
freopen("elmaj.in","r",stdin);
freopen("elmaj.out","w",stdout);
scanf("%d",&n);
for(i=1;i<=n;i++)
{
scanf("%d",&a[i]);
}
pres=a[1];
nr=1;
for(i=2;i<=n;i++)
{
if(a[i]!=pres)
nr--;
else nr++;
if(nr<0)
{
pres=a[i];
nr=1;
}
}
nr=0;
for(i=1;i<=n;i++)
{
if(a[i]==pres)
nr++;
}
if(nr>=n/2+1)
printf("%d %d\n",pres,nr);
else printf("-1\n");
return 0;
}