Codice Fluttuazioni finanziarie

#include <iostream>
#include <fstream>
#include <vector>
#include <cmath>
using namespace std;
int main ()
{
	ifstream in ("input.txt");
	ofstream out ("output.txt");
	int N,Q,temp,temp1,max1=0,max=0;
	in>>N;
	vector <int> numeri;
	for (int i=0;i<N;i++)
	{
		in>>Q;
		numeri.push_back(Q);
	}
	for (int i=0;i<N;i++)
	{
		temp=abs(numeri[i]-numeri[i+1]);
		if (temp>max)
			max=temp;
	}
		out<<max;
}