# C Programming Examples on Graph Problems & Algorithms

This section covers C Programming Examples on Graph Problems & Algorithms. Every example program includes the description of the program, C code as well as output of the program. Here is the listing of C programming examples:

**1. C Programming examples on “Connected Components”**

C Program to Solve any Linear Equation in One Variable C Program to Check the Connectivity of Graph Using BFS C Program to Check the Connectivity of Graph Using DFS C Program to Test Using DFS Whether a Directed Graph is Weakly Connected or Not C Program to Check Whether a Graph is Strongly Connected or Not C Program to Check if an UnDirected Graph is a Tree or Not Using DFS C Program to Check if a Directed Graph is a Tree or Not Using DFS C Program to Find the Connected Components of an UnDirected Graph C Program to Create a Minimal Set of All Edges Whose Addition will Convert it to a Strongly Connected DAG |

**2. C Programming examples on “Topological Sorting”**

C Program to Apply DFS to Perform the Topological Sorting of a Directed Acyclic Graph C Program to Check Whether Topological Sorting can be Performed in a Graph C Program to Create a Random Linear Extension for a DAG C Program to Generate All the Possible Linear Extensions of a DAG C Program to Remove the Edges in a Given Cyclic Graph such that its Linear Extension can be Found |

**3. C Programming examples on “Minimum Spanning Tree”**

C Program to Apply the Prim’s Algorithm to Find the Minimum Spanning Tree of a Graph C Program to Apply the Kruskal’s Algorithm to Find the Minimum Spanning Tree of a Graph C Program to Use Boruvka’s Algorithm to Find the Minimum Spanning Tree C Program to Create a MST of a Set of Points Spread in Two Dimensions Using Delaunay Triangulation C Program to Give an Efficient Algorithm to Compute the Second-Best Minimum Spanning Tree of G |

**4. C Programming examples on “Shortest Path”**

C Program to Find the Shortest Path Between Two Vertices Using Dijkstra’s Algorithm C Program to Find the Shortest Path from Source Vertex to All Other Vertices in Linear Time C Program to Use the Bellman-Ford Algorithm to Find the Shortest Path Between Two Vertices Assuming that Negative Size Edges Exist in the Graph C Program to Implement Shortest Path Algorithm for DAG Using Topological Sorting C Program to Find Shortest Path Between All Vertices Using Floyd-Warshall’s Algorithm C Program to Find the Shortest Cycle in a Graph C Program to Implement Dijkstra’s Algorithm Using Queue C Program to Implement Dijkstra’s Algorithm Using Priority_queue (Heap) C Program to Implement Dijkstra’s Algorithm Using Set C Program to Implement Bellmanford Algorithm C Program to Implement Floyd-Warshall Algorithm C Program to Implement Johnson’s Algorithm |

**5. C Programming examples on “Transitive Closure and Reduction”**

C Program to Find the Transitive Closure of a Given Graph G C Program to Construct Transitive Closure Using Warshall’s Algorithm |

**6. C Programming examples on “Matching”**

C Program to Solve a Matching Problem for a Given Specific Case C Program to Rearrange Letters of a String such that no More than 1 Letters should Retain the Same Position C Program to Solve a Matching Problem for a Given Specific Case C Program to Implement the Hungarian Algorithm for Bipartite Matching C Program to Implement the Edmond’s Algorithm for Maximum Cardinality Matching C Program to Solve a Matching Problem for a Given Specific Case |

**7. C Programming examples on “Eulerian Cycle/Chinese Postman”**

C Program to Check Whether an Undirected Graph Contains a Eulerian Cycle C Program to Check Whether an Undirected Graph Contains a Eulerian Path C Program to Check Whether a Directed Graph Contains a Eulerian Cycle C Program to Check Whether a Directed Graph Contains a Eulerian Path C Program to Give an Implementation of the Traditional Chinese Postman Problem |

**8. C Programming examples on “Edge and Vertex Connectivity”**

C Program to Check Whether it is Weakly Connected or Strongly Connected for a Directed Graph C Program to Check Whether a Weak Link i.e. Articulation Vertex Exists in a Graph or Check Whether G is Biconnected or Not C Program to Implement an Algorithm to Find the Global min Cut in a Graph C Program to Find the Edge Connectivity of a Graph C Program to Find the Vertex Connectivity of a Graph |

**9. C Programming examples on “Drawing Trees”**

C Program to Perform Dictionary Operations in a Binary Search Tree C Program to Create a Balanced Binary Tree of the Incoming Data C Program to Perform Insertion in a BST C Program to Perform Deletion in a BST C Program to Perform Searching in a BST C Program to Construct an Expression Tree for a Given Prefix Expression C Program to Construct an Expression Tree for a Postfix Expression C Program to Construct an Expression Tree for an Infix Expression C Program to Perform Preorder Non-Recursive Traversal of a Given Binary Tree C Program to Perform Postorder Non-Recursive Traversal of a Given Binary Tree C Program to Perform Inorder Non-Recursive Traversal of a Given Binary Tree C Program to Perform Preorder Recursive Traversal of a Given Binary Tree C Program to Perform Postorder Recursive Traversal of a Given Binary Tree C Program to Perform Inorder Recursive Traversal of a Given Binary Tree C Program to Sort an Array of 10 Elements Using Heap Sort Algorithm C Program to Implement Double Order Traversal of a Binary Tree C Program to Perform Left Rotation on a Binary Search Tree C Program to Perform Right Rotation on a Binary Search Tree C Program to Print the Kind of Rotation the AVL Tree is Undergoing When you Add an Element or Delete an Element C Program to Print only Odd Numbered Levels of a Tree C Program to Check if a Given Binary Tree is an AVL Tree or Not C Program to Delete a Particular Node in a Tree Without Using Recursion C Program to Find Whether a Path Exists Between 2 Given Nodes C Program to Check Whether an Input Binary Tree is the Sub Tree of the Binary Tree C Program to Implement Segment Tree C Program to Implement Interval Tree C Program to Implement Range Tree C Program to Implement Ternary Tree C Program to Implement AA Tree C Program to Implement AVL Tree C Program to Implement Splay Tree C Program to Implement T Tree C Program to Implement Tango Tree C Program to Implement Threaded Binary Tree C Program to Implement Top Tree C Program to Implement Weight Balanced Tree C Program to Implement Trie C Program to Implement Suffix Tree C Program to Implement Randomized Binary Search Tree |

**10. C Programming examples on “Planarity Detection and Embedding”**

C Program to Check Whether a Graph is Planar or Not C Program to Implement the Hopcroft and Tarjan Algorithm C Program to Implement the Booth and Lueker Algorithm to Check for Planarity |

**11. C Programming examples on “Graph Search”**

C Program to Implement Beam Search Algorithm C Program to Implement Best First Search C Program to Implement Bidirectional Search C Program to Find SSSP (Single Source Shortest Path) in DAG C Program to Find All Forward Edges in a Graph C Program to Find All Cross Edges in a Graph C Program to Find All Back Edges in a Graph C Program to Implement Depth-Limited Search C Program to Implement Iterative Deepening C Program to Implement Uniform-Cost Search |

If you want to learn implementations of all algorithms and programs in C,

**Here’s the list of 1000 C Algorithms, Problems & Programming Examples.**