TSP
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Time: 2 hours - 3 hours
Difficulty: Hard
Languages: Any
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Given a set of cities and the distance between each pair of them, implement a function that finds the shortest possible route that visits each city exactly once and returns to the origin city using the branch and bound algorithm
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Please answer to this message with your solution 🙂

MINIMUM SPANNING TREE
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Time: 30 minutes - 1 hour
Difficulty: Medium
Languages: Any
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Given an undirected graph represented by an adjacency matrix, implement a function that finds the minimum spanning tree using the Kruskal's algorithm
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Please answer to this message with your solution 🙂

IMAGE SEGMENTATION
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Time: 1 hour - 2 hours
Difficulty: Hard
Languages: Any
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Given an image represented by a matrix, implement a function that segments the image into multiple regions using the region growing algorithm
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Please answer to this message with your solution 🙂

SINGLE-LINKAGE CLUSTERING
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Time: 30 minutes - 1 hour
Difficulty: Medium
Languages: Any
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Given a set of points in two-dimensional space, implement a function that performs single-linkage clustering on the set, using the nearest-neighbor algorithm
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Please answer to this message with your solution 🙂

Summer break 😎

Prograchallenges is on summer vacation the first 2 weeks in July. Hope you have had an amazing 2023 so far, and remember to take some time off and be outside.

See you soon again!

BELLMAN-FORD
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Time: 2 hours - 3 hours
Difficulty: Hard
Languages: Any
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Given a directed graph represented by an adjacency matrix and a source vertex, implement a function that finds the shortest path from the source vertex to all other vertices using the Bellman-Ford algorithm.
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Please answer to this message with your solution 🙂

GREEDY ALGORITHM
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Time: 30 minutes - 1 hour
Difficulty: Medium
Languages: Any
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Given a set of items, each with a value and a weight, and a knapsack with a maximum weight capacity, implement a function that finds the maximum value that can be placed in the knapsack using a greedy algorithm.
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Please answer to this message with your solution 🙂

PRIM'S ALGORITHM
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Time: 1 hour - 2 hours
Difficulty: Hard
Languages: Any
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Given an undirected graph represented by an adjacency matrix, implement a function that finds the minimum spanning tree using the Prim's algorithm
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Please answer to this message with your solution 🙂

BFS
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Time: 30 minutes - 1 hour
Difficulty: Medium
Languages: Any
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Given a graph represented by an adjacency list and a starting vertex, implement a function that performs a breadth-first search of the graph and returns a list of the visited nodes
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Please answer to this message with your solution 🙂

DEPTH-FIRST SEARCH
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Time: 2 hours - 3 hours
Difficulty: Hard
Languages: Any
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Given a graph represented by an adjacency list, implement a function that performs a depth-first search of the graph, and returns a list of the visited nodes.
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Please answer to this message with your solution 🙂

GRADIENT DESCENT
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Time: 1 hour - 2 hours
Difficulty: Hard
Languages: Any
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Given a set of data points and a cost function, implement a function that finds the minimum of the cost function using gradient descent algorithm.
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Please answer to this message with your solution 🙂

HUFFMAN CODING
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Time: 30 minutes - 1 hour
Difficulty: Medium
Languages: Any
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Given a string of characters, implement a function that performs Huffman coding on the string to compress it.
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Please answer to this message with your solution 🙂

BUBBLE SORT
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Time: 30 minutes
Difficulty: Easy
Languages: Any
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Given a list of integers, implement a function that performs a bubble sort on the list
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Please answer to this message with your solution 🙂

QUICKSORT
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Time: 1 hour
Difficulty: Medium
Languages: Any
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Given a list of integers, implement a function that performs a quicksort on the list
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Please answer to this message with your solution 🙂

Dijkstra's Shortest Path
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Time: 2 hours - 3 hours
Difficulty: Hard
Languages: Any
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Given a directed graph represented by an adjacency matrix and a source vertex, implement a function that finds the shortest path from the source vertex to all other vertices using Dijkstra's shortest path algorithm
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Please answer to this message with your solution 🙂

TOWER OF HANOI
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Time: 30 minutes
Difficulty: Easy
Languages: Any
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Given a tower of n discs stacked in decreasing order of size and 3 pegs, implement a function that solves the tower of Hanoi puzzle by moving the discs from the first peg to the last peg with the help of the middle peg.
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Please answer to this message with your solution 🙂

FIBONACCI SEQUENCE
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Time: 30 minutes
Difficulty: Easy
Languages: Any
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Given a number n, implement a function that returns the nth number in the Fibonacci sequence using recursion
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Please answer to this message with your solution 🙂

HEAP SORT
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Time: 1 hour
Difficulty: Medium
Languages: Any
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Given a list of integers, implement a function that performs a heap sort on the list
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Please answer to this message with your solution 🙂

K-MEANS CLUSTERING
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Time: 2 hours - 3 hours
Difficulty: Hard
Languages: Any
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Given a set of points in two-dimensional space, implement a function that performs k-means clustering on the set, using the Lloyd's algorithm
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Please answer to this message with your solution 🙂

BINARY SEARCH
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Time: 30 minutes
Difficulty: Easy
Languages: Any
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Given a sorted list of integers, implement a function that performs a binary search on the list and returns the index of the element if found or -1 if not found
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Please answer to this message with your solution 🙂

A* SEARCH
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Time: 2 hours - 3 hours
Difficulty: Hard
Languages: Any
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Given a graph represented by an adjacency matrix and a starting and goal vertex, implement a function that finds the shortest path from the starting vertex to the goal vertex using A* search algorithm
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Please answer to this message with your solution 🙂