Cod sursa(job #1571880)

Utilizator samyfilipSami Filip samyfilip Data 18 ianuarie 2016 16:43:53
Problema Elementul majoritar Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.7 kb
#include <bits/stdc++.h>

using namespace std;

ifstream f("elmaj.in");
ofstream g("elmaj.out");

const int NMax = 2e8;

long long int n, v[NMax], el, ap, k;

int main()
{
    f>>n;
    for(int i=0; i<n; i++)
        f>>v[i];
    ap=1;
    el=v[0];
    for(int i=1; i<n; i++)
    {

        if(el != v[i])
        {
            ap--;
            if(ap <= 0)
            {
                el = v[i];
                ap=1;
            }
        }
        else
            ap++;
    }
    ap=0;
    for(int i=0; i<n; i++)
    {
        if(v[i]==el)
            ap++;
    }
    if(ap>n/2)
        g<<el<<" " <<ap;
    else
        g<<"nu este elemnet majoritar";
    return 0;
}