12

#include <iostream>
#include <math.h>

using namespace std;

int main()
{
    int n;
    cin >> n;
    double X[n], Y[n];
    for(int i = 0; i < n; i++){
        cin >> X[i] >> Y[i];
    }
    double mx = 0;
    int mxIndexOne = 0, mxIndexTwo = 0;
    for(int i = 1; i < n; i++){
        double r = sqrt(pow((X[i] - X[0]), 2) + pow((Y[i] - Y[0]), 2));
        //cout << "Distance between point number 1 and number " << i + 1 << " equals " << r << endl;
        if(r > mx) {
            mx = r;
            mxIndexOne = i;
        }
    }
    for(int i = 0; i < n; i++){
        double r = sqrt(pow((X[i] - X[mxIndexOne]), 2) + pow((Y[i] - Y[mxIndexOne]), 2));
        //cout << "Distance between point number " << mxIndexOne + 1 << " and number " << i + 1 << " equals " << r << endl;
        if(r > mx) {
            mx = r;
            mxIndexTwo = i;
        }
    }
    cout << mxIndexOne + 1 << " " << mxIndexTwo + 1;
    return 0;
}

/* тест (ответ "3 4")
5
1 2  5 -4  -1326 -5928  124 15  0 0
*/