// con1.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <iostream>

using namespace std;

// Note that I was not careful reading the problem statement. I print out the index of 
// the location in the list with the maximum absolute difference between consecutive pairs
// of numbers. The problem statement asked for the two elements. 
int main()
{
	int i, inputNum, prev, max=-1;
	int diff, idxOfMaxDiff;

	// cout
	cin >> prev;

	for (i = 1; i < 10; i++) { // I know index start 1 ....
		//cout
		cin >> inputNum;

		// abs difference
		if (prev - inputNum < 0)
			diff = inputNum - prev;
		else diff = prev - inputNum;
		
		// alternative:
		// diff = abs(prev-inputNum);

		// see if abs dif > max so far
		if (diff > max) {
			max = diff;
			// if so, save index
			idxOfMaxDiff = i;
		}

		// keep prev val
		prev = inputNum;
	}



	return 0;
}