Cod sursa(job #2163884)

Utilizator alexdumitrescuDumitrescu George Alex alexdumitrescu Data 12 martie 2018 20:21:35
Problema Elementul majoritar Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.61 kb
#include <fstream>

using namespace std;
ifstream fin ("elmaj.in");
ofstream fout ("elmaj.out");
int v[1000020], n, nr, i, c;
int main()
{
    fin >> n;
    for(i=1;i<=n;i++)
        fin >> v[i];
    c=v[1];
    nr=1;
    for(i=2;i<=n;i++)
        {
            if(v[i]==c)
                nr++;
            else if(v[i]!=c)
                nr--;
            if(nr==0)
            {
                c=v[i];
                nr++;
            }
        }
    nr=0;
    for(i=1;i<=n;i++)
        if(v[i]==c)
        nr++;
    if(nr>=n/2+1)
        fout << c << ' ' << nr << '\n';
    return 0;
}