分治模板
def divide_conquer(problem, param1, param2, ...) #recursion terminator if problem is None: print_result return #prepare data data = prepare_data(problem) subproblems = split_problem(problem, data) #conquer subproblems subresult1 = self.divide_conquer(subprobles[0], p1, ...) subresult2 = self.divide_conquer(subprobles[1], p1, ...) subresult3 = self.divide_conquer(subprobles[2], p1, ...) ... #process and generate the final result result = process_result(subresult1, subresult2, subresult3, ...)