sum of 2 biggest in an array

t9e14.sum2biggest.cpp

// t9e14.sum2biggest.cpp
// juanfc 2023-11-14
// https://gist.github.com/juanfal/e2735a69938475585381b70ff6bf3a1e

#include <iostream>
#include <array>
using namespace std;

const int N = 5;
typedef array<int,N> TVec;

int sum2Biggest(TVec a);

int main()
{
    cout << sum2Biggest((TVec){{1,2,3,4,5}}) << endl; // 9
    cout << sum2Biggest((TVec){{1,5,3,4,5}}) << endl; // 10
    return 0;
}

int sum2Biggest(TVec a)
{
    int m1, m2;
    m1 = m2 = a[0];
    for (int i = 1; i < N; ++i) {
        if (a[i] > m1) {
            m2 = m1;
            m1 = a[i];
        } else if (a[i] > m2) {
            m2 = a[i];
        }
    }
    return m1 + m2;
}