Cod sursa(job #2784751)
Utilizator | Data | 17 octombrie 2021 11:36:36 | |
---|---|---|---|
Problema | Elementul majoritar | Scor | 90 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.71 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream in("elmaj.in");
ofstream out("elmaj.out");
int n;
int v[1000005];
void habar_nu_am_de_ce_nu_e_in_main_asta()
{
int cand=-1,nr=0;
in>>n;
for(int i=1;i<=n;i++)
{
in>>v[i];
if(nr==0)
{
cand=v[i];
nr++;
}
else
{
if(cand==v[i])
nr++;
else
nr--;
}
}
nr=0;
for(int i=1;i<=n;i++)
if(v[i]==cand)
nr++;
if(nr>n/2)
out<<cand<<' '<<nr;
else
out<<-1;
}
int main()
{
habar_nu_am_de_ce_nu_e_in_main_asta();
return 0;
}