solution.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

class Solution:

    def __init__(self):
        self.array = None

    def create_array(self, array_length):
        result = [0] * array_length;
        self.array = result

    def update_array(self, update_operation):
        startIndex, endIndex, inc = update_operation
        array = self.array
        for index in range(startIndex, endIndex + 1):
            array[index] += inc

    @classmethod
    def compare_update_opeartion(cls, operation0, operation1):
        s0, e0, i0 = operation0
        s1, e1, i1 = operation0
        if s0 < s1:
            return -1
        elif s0 > s1:
            return 1
        if e0 < e1:
            return -1
        elif e0 > e1:
            return 1
        return 0

    """
    @param length: the length of the array
    @param updates: update operations
    @return: the modified array after all k operations were executed
    """
    def getModifiedArray(self, length, updates):
        self.create_array(length)
        for update in updates:
            self.update_array(update)
        return self.array

if __name__ == '__main__':
    solution = Solution()
    solution.getModifiedArray(5, [(1, 3, 2), (2, 4, 3), (0, 2, -2)])
    assert(solution.array == [-2, 0, 3, 5, 3])
    print('Test case passed.')