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Cod sursa(job #929358)
#include <cstdio>
#include <algorithm>
using namespace std;
FILE*fin=fopen("elmaj.in","r");
FILE*fout=fopen("elmaj.out","w");
unsigned int i,j,k,a,b,v[1100005],rasp,raspe,nr,nre,n;
int main()
{
fscanf(fin,"%d",&n);
for (i=0;i<n;i++)
fscanf(fin,"%d",&v[i]);
sort(v,v+n);
raspe=v[n/2];
for (i=0;i<n;i++)
if (v[i]==raspe)
++nre;
if (nre>n/2)
{
fprintf(fout,"%d %d\n",raspe,nre);
}
else fprintf(fout,"-1\n");
return 0;
}