Hello, Visual Basic

Hello

Language: Layout:

class Node:
    def __init__(self, val):
        self.val = val
        self.neighbors = {}
        
    def __repr__(self):
        return str(self.val)
        
    def __str__(self):
        return str(self.val) + ": " + str([neighbor for neighbor in self.neighbors.keys()])

class Graph:
    def __init__(self):
        self.nodesList = []
        self.nodesCount = 0
        
    def addNode(self, val):
        newnode = Node(val)
        if newnode not in self.nodesList:
            self.nodesList.append(newnode)
            self.nodesCount += 1
        return newnode
            
    def addEdge(self, source, destination, cost = 0):
        if source not in self.nodesList:
            self.nodesList.append(source)
            self.nodesCount += 1
        
        if destination not in self.nodesList:
            self.nodesList.append(destination)
            self.nodesCount += 1
            
        source.neighbors[destination] = 1
        
            
    def size(self):
        return self.nodesCount
            
    def __str__(self):
        result = ''
        for node in self.nodesList:
            result += str(node) + "\n"
        return result

graph = Graph()
node1 = graph.addNode( 10 )
node2 = graph.addNode( 20 )
node3 = graph.addNode( 30 )

graph.addEdge(node1, node2)
graph.addEdge(node1, node3)
graph.addEdge(node2, node3)
graph.addEdge(node3, node1)

print(graph)
print('Size = ' + str(graph.size()))

Show compiler warnings [ + ] Show input
Compilation time: 0,17 s

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Error(s):

(1:0) 'Class' statement must end with a matching 'End Class'.
(2:0) Declaration expected.
(3:0) Declaration expected.
(4:0) Declaration expected.
(6:0) Declaration expected.
(7:0) Statement cannot appear outside of a method body/multiline lambda.
(9:0) Declaration expected.
(10:0) Statement cannot appear outside of a method body/multiline lambda.
(12:0) 'Class' statement must end with a matching 'End Class'.
(13:0) Declaration expected.
(14:0) Declaration expected.
(15:0) Declaration expected.
(17:0) Declaration expected.
(18:0) Declaration expected.
(19:0) Statement cannot appear outside of a method body/multiline lambda.
(20:0) Declaration expected.
(21:0) Declaration expected.
(22:0) Statement cannot appear outside of a method body/multiline lambda.
(24:0) Declaration expected.
(25:0) Statement cannot appear outside of a method body/multiline lambda.
(26:0) Declaration expected.
(27:0) Declaration expected.
(29:0) Statement cannot appear outside of a method body/multiline lambda.
(30:0) Declaration expected.
(31:0) Declaration expected.
(33:0) Declaration expected.
(36:0) Declaration expected.
(37:0) Statement cannot appear outside of a method body/multiline lambda.
(39:0) Declaration expected.
(40:0) Declaration expected.
(41:0) Statement cannot appear outside of a method body/multiline lambda.
(42:0) Declaration expected.
(43:0) Statement cannot appear outside of a method body/multiline lambda.
(45:0) Declaration expected.
(46:0) Declaration expected.
(47:0) Declaration expected.
(48:0) Declaration expected.
(50:0) Declaration expected.
(51:0) Declaration expected.
(52:0) Declaration expected.
(53:0) Declaration expected.
(55:0) Declaration expected.
(56:0) Declaration expected.

λ

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