Solution: Bus Routes

Grokking Graph Algorithms for Coding Interviews

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Null Pointer exception

Nivetha Govindan

Mar 2, 2025

 int[][] routesA = {{1,2,7}, {3, 6, 7}};
        System.out.println(solution.numBusesToDestination(routesA, 8, 6)); // Output: 3
        
        
        // We need a null check, before getting list of buses, code fails for below test case

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