Array_manipulation_hackerrank

def arrayManipulation(n, queries):
    matrix = [0]*n
    for element in queries:
        for num in range(element[0]-1, element[1]):
            matrix[num] = matrix[num]+element[2]
    return(max(matrix))

if __name__ == '__main__':
    fptr = open(os.environ['OUTPUT_PATH'], 'w')

    nm = input().split()

    n = int(nm[0])

    m = int(nm[1])

    queries = []

    for _ in range(m):
        queries.append(list(map(int, input().rstrip().split())))

    result = arrayManipulation(n, queries)

    fptr.write(str(result) + '\n')

    fptr.close()