Task$-2$

Find the city with the highest population in each country.

Output:

Aruba: Oranjestad with population $29034$

Afghanistan: Herat with population $186800$

Angola: Luanda with population $2022000$

$...$

South Africa: Cape Town with population $2352121$

Zambia: Lusaka with population $1317000$

Zimbabwe: Harare with population $1410000$