01.-linear-search.md

01. Linear Search

Question Link

Solution

1. Check one by one.
2. If found then return index.
3. else return -1.

int search(int arr[], int n, int k) {
  for(int i = 0; i < n; i++)
    if(arr[i] == k)
      return i + 1;
  return -1;
}