Skip to content

Implement linear search algorithm in C++ #3115

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
Devanshu-Dhyanu wants to merge 1 commit into
base: master
Choose a base branch
from
+26 −0
Open

Implement linear search algorithm in C++ #3115

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
26 changes: 26 additions & 0 deletions search/linear__search.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,26 @@
// Linear Search
// Time Complexity: O(n)
// Space Complexity: O(1)

#include <iostream>
using namespace std;

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

int main() {
int arr[] = {5, 3, 8, 4, 2};
int n = 5;
int target = 4;

int result = linearSearch(arr, n, target);
if(result != -1)
cout << "Found at index " << result;
else
cout << "Not found";
}