Nu aveti permisiuni pentru a descarca fisierul grader_test10.in
Cod sursa(job #988497)
Utilizator | FMI Vlasie Eugen Eugen_Vlasie | Data | 23 august 2013 00:27:39 |
---|---|---|---|
Problema | Elementul majoritar | Scor | 80 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.59 kb |
#include <fstream>
using namespace std;
ifstream f("elmaj.in");
ofstream g("elmaj.out");
int n,i,x,k,cand;
long long a[1000001];
int main()
{
f>>n;
cand=-1;
k=0;
for(i=1;i<=n;i++)
{
f>>a[i];
if(k==0)
{
cand=a[i];
k++;
}
else
if(cand==a[i])
k++;
else
k--;
}
k=0;
for(i=1;i<=n;i++)
if(cand==a[i])
k++;
if(k>n/2)
g<<cand<<" "<<k<<'\n';
else
g<<"-1"<<'\n';
return 0;
}