Cod sursa(job #2312550)

Utilizator mafiStefan Maftei mafi Data 5 ianuarie 2019 00:19:54
Problema Elementul majoritar Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.62 kb
#include <bits/stdc++.h>
#define N 100000005
using namespace std;
ifstream fin("elmaj.in");
ofstream fout("elmaj.out");
int a[N],n;

int main()
{
    int i,j,cand,vot,ct=0;
    fin>>n;
    for(i=1; i<=n; ++i) fin>>a[i];


    cand=a[1];
    vot=1;
    for(i=2; i<=n; ++i)
        if(a[i]==cand) vot++;
        else if(vot>0) vot--;
        else
        {
            cand=a[i];
            vot=1;
        }



    vot=0;
    for(i=1; i<=n; ++i)
        if(a[i]==cand) vot++;
    fout<<cand<<" ";
    for(i=1; i<=n; i++) if(a[i]==cand) ct++;
    fout<<ct;
    if(cand==0) fout<<-1;
    return 0;
}