va rog ajutati mă !!! îmi trebuiee

2.
#include <iostream>
using namespace std;
int main()
{
int n, s = 0;
cin >> n;
for (int i = 1; i <= n; i++)
{
int x;
cin >> x;
if (x % 10 == 6)
{
s += x;
}
}
cout << s;
return 0;
}
3.
#include <iostream>
using namespace std;
int main()
{
int n, min = 1000000, max = -1000000;
cin >> n;
for (int i = 1; i <= n; i++)
{
int x;
cin >> x;
if (x < min)
{
min = x;
}
if (x > max)
{
max = x;
}
}
cout << min * max;
return 0;
}