Cpp program to input 5 cities, display name and length of city with max length using array of characters

Write a program to input 5 cities, display the name and  length of city with maximum length

#include <iostream>
#include<cstring> // Include the <cstring> header for strlen
using namespace std;
int main()
{
    char city[5][10], ch;
    int length,max=0;
    string str=" ";
    cout << "Enter the cities" << endl;
    for (int a = 0; a < 5; a++)
    {
        cin.getline(city[a], 10);
    }
    for (int a = 0; a < 5; a++)
    {
        length=strlen(city[a]);
        //cout<<city[a];
        if(max<=length)
        {
            max=length;
            str=city[a];
        }
    }
    cout<<"The largest string is : "<<str<<" with length "<<max;
    return 0;
}

Enter the cities

kanpur

ahmedabad

new delhi

agra

banglore

The largest string is : new delhi with length 9