Wisdom chuma-beep

## day 1. Problem 704 binary search.md

      
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                chuma-beep
                / day 1. Problem 704 binary search.md
            
            
              Created
              January 2, 2026 14:09
            
              
                day 1 of 365-day leetcode challenge to understand programming languages and DSA concepts
              
          
    Binary Search

Question:

https://leetcode.com/problems/binary-search/
Problem

We are given a sorted array of integers nums (ascending order).

Write a function that searches for target in nums.

If target exists, return its index


## states-and-cities.json
[
  {
    "name": "Abia",
    "cities": [
      "Aba South",
      "Arochukwu",
      "Bende",
      "Ikwuano",
      "Isiala Ngwa North",
      "Isiala Ngwa South",
	[
	{
	"name": "Abia",
	"cities": [
	"Aba South",
	"Arochukwu",
	"Bende",
	"Ikwuano",
	"Isiala Ngwa North",
	"Isiala Ngwa South",