find the biggest element in the array

1var peopleData = [ 
2    { name: "Paul", height: 180, age: 21 },
3    { name: "Johnny", height: 198, age: 43 },
4    { name: "Brad", height: 172, age: 49 },
5    { name: "Dwayne", height: 166, age: 15 }
6];
7
8//Find biggest height number
9var maxHeight = 0;
10
11for (var i = 0; i < heights.length; i++) {
12    if (peopleData[i].height > maxHeight) {
13        maxHeight = peopleData[i].height;
14      //if you console.log(maxHeight); you should get 198
15    }
16}

1function maisBaratosQue(valor, precos) {
2   return precos.filter(p => p <= valor);
3}

1
2#include <iostream>
3using namespace std;
4int main()
5{
6    // input
7    int n;
8    cin >> n;
9    int arr[10];
10    int maxNum;
11    for (int i = 0; i < n; i++)
12    {
13        cin >> arr[i];
14    }
15
16    // Algo
17    maxNum = arr[0];
18    for (int i = 0; i < n; i++)
19    {
20        if (maxNum < arr[i])
21        {
22            maxNum = arr[i];
23        }
24    }
25
26    // output
27    cout << maxNum;
28    // for (int i = 0; i < n; i++)
29    // {
30    //     cout << arr[i] << " ";
31    // }
32
33    return 0;
34}