Cod sursa(job #1519169)

Utilizator gavrisraulRaul Gavris gavrisraul Data 6 noiembrie 2015 22:18:36
Problema Elementul majoritar Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.63 kb
#include <fstream>
using namespace std;
ifstream fin("elmaj.in");
ofstream fout("elmaj.out");
int main()
{
    long long n;
    long long  p=0,i,v[1000050],nr=0,k=0;
    fin>>n;
    for(i=1;i<=n;i++)
    {
        fin>>v[i];
        if(v[i]!=nr)
        {
            k--;
        }
        else
        {
            k++;
        }
        if(k<0)
        {
            k=1;
            nr=v[i];
        }
    }
    k=0;
    for(i=1;i<=n;i++)
    {
        if(nr==v[i])
        {
            k++;
        }
    }
    if(k>=n/2)
    {
        fout<<nr;
    }
    return 0;
}
/* ex: n=7
2 2 3 1 2 2 3 => 2*/