GFG POTD | Negative Weight Cycle | Bellman Ford Algorithm Explained | C++
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GFG POTD | Negative Weight Cycle | Bellman Ford Algorithm Explained | C++
85 просмотров · 13 дней назад
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85 просмотров · 13 дней назад
GFG POTD - Negative Weight Cycle
In this video, we solve the Negative Weight Cycle problem using the Bellman Ford Algorithm.
I explain Bellman Ford in detail, including:
• Relaxation of edges
• Why we need V - 1 iterations
• Negative cycle detection
• Complete dry run
• C++ implementation
• Time and Space Complexity
Key Idea:
We relax all edges V - 1 times. If any edge can still be relaxed in the V-th iteration, then the graph contains a negative weight cycle.
Time Complexity: O(V × E)
Space Complexity: O(V)
Topics:
Bellman Ford Algorithm
Negative Weight Cycle
Graph Algorithms
Shortest Path
Edge Relaxation
GFG POTD
C++
DSA
Problem Link : https://www.geeksforgeeks.org/problem...
source link : https://github.com/Krishnkantm/DSA-Co...
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