Cod sursa(job #721413)
| Utilizator | Data | 23 martie 2012 18:04:59 | |
|---|---|---|---|
| Problema | Elementul majoritar | Scor | 40 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.52 kb |
#include<fstream>
#include<map>
using namespace std;
typedef multimap<int,int> mmap;
int main()
{
ifstream fin("elmaj.in");
ofstream fout("elmaj.out");
int nA; fin>>nA;
mmap A;
for (int i=1;i<=nA;i++)
{
int tmp; fin>>tmp;
A.insert(pair<int,int>(tmp,i));
}
int maj=-1;
for (mmap::iterator it=A.begin();it!=A.end();++it)
if (A.count((*it).first)>A.size()/2) maj=(*it).first;
fout<<maj<<' ';
if (maj!=-1)
fout<<A.count(maj);
return 0;
}
