Cpp program to input 5 cities name and sort in alphabetical order

Write a cpp program to input 5 cities and sort in alphabetical order

#include <iostream>
#include <cstring> // Include the <cstring> header for strlen

using namespace std;
int main()
{
    char city[5][10], ch;
    int length, max = 0;
    int a, b;
    char temp[10];
    cout << "Enter the cities" << endl;
    for (a = 0; a < 5; a++)
    {
        cin.getline(city[a], 10);
    }
    for (a = 0; a < 5; a++)
    {
        for (b = 0; b < 4 - a; b++)
        {
            int result = strcmp(city[b], city[b + 1]);
            if (result > 0)
            {
                // temp = city[b]; // str1 is lexicographically greater than str2
                strcpy(temp, city[b]);
                // strcpy(city[b + 1],city[b]);// strcpy(destination, source)
                strcpy(city[b], city[b+1]); // strcpy(destination, source)
                strcpy(city[b + 1], temp);
                // city[b + 1]=temp;
                // swap(city[b+1],temp);
            }
            /* else if (result < 0)
             {
                 //cout << city[a + 1];
             }
             else if(result<0)
             {
                 //cout << "Strings are equal";

             }*/
        }
    }
    cout << "Sorted cities in alphabetical order:" << endl;
    for (int a = 0; a < 5; a++)
    {
        cout << city[a] << endl;
    }
    return 0;
}

Enter the cities

kanpur

allahabad

agra

delhi

mumbai

Sorted cities in alphabetical order:

agra

allahabad

delhi

kanpur

mumbai