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Copy pathTwo_Majority_Elemets.cpp
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Copy pathTwo_Majority_Elemets.cpp
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70 lines (63 loc) · 999 Bytes
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#include <bits/stdc++.h>
using namespace std;
int main ()
{
int n;
cin >> n;
int arr[n];
for(int i = 0; i < n; i++)
{
cin >> arr[i];
}
int e1 = arr[0];
int e2 = 0;
int e1c = 1 , e2c = 0;
for(int i = 1; i < n; i++)
{
if(arr[i] == e1)
{
e1c++;
}
else if(arr[i] == e2)
{
e2c++;
}
else if(e1c == 0)
{
e1 = arr[i];
e1c = 1;
}
else if(e2c == 0)
{
e2 = arr[i];
e2c = 1;
}
else{
e1c--;
e2c--;
}
}
e1c=0;
e2c=0;
for(int i =0;i<n; i++)
{
if(arr[i] == e1)
{
e1c++;
}
}
for(int i =0;i<n; i++)
{
if(arr[i] == e2)
{
e2c++;
}
}
if(e1c > n/3 && e2c > n/3)
{
cout<<e1<<" "<<e2<<endl;
}
else{
cout<<-1<<endl;
}
}