findmaxormin.cpp

// How do you find the largest and smallest number in an unsorted integer array?

#include <iostream>
#include <vector>

auto main() -> int
{
    std::vector<int> unsorted_arr = { 9, 2, 3, 4, 5, 10, 7, 8, 1, 6 };

    int* max_index = &unsorted_arr[0];
    int* min_index = &unsorted_arr[0];

    for ( int i = 0; i < 10; ++i )
        if ( unsorted_arr[ i ] > *max_index ) max_index = &unsorted_arr[ i ];

    for ( int i = 0; i < 10; ++i )
        if ( unsorted_arr[ i ] < *min_index ) min_index = &unsorted_arr[ i ];

    std::cout << "MAX: " << *max_index << std::endl;
    std::cout << "MIN: " << *min_index << std::endl;
}