Untitled

#include<iostream>
using namespace std;
int main()
{
 int n, sum = 0, max;
 cin >> n;
 int a[n], b[n];
 for(int i = 0; i < n; i++)
 {
 cin >> a[i];
 }
 for(int i = 0; i < n; i++)
 {
 cin >> b[i];
 }
 max = sum;
 for(int i = 0; i < n; i++)
 {
 sum = sum + a[i] - b[i];
 if(max < sum)
 max = sum;
 }
 cout << max;
}
Q2. Given an a