Tape Scheduling Limits: 5 sec., 1024 MiB Tape storage or magnetic tape data storage is a system that is used for storing digital information on magnetic tape using digital recording. With data volumes growing rapidly worldwide, tape storage is the...-DPDK中文网

以下是给定题目的Python代码实现：

import math

def calculate_move_time(w1, d1, w2, d2):
    move_time = 0
    
    if w1 // 52 != w2 // 52:
        move_time += 4 # Change the band
        
    if w1 != w2:
        move_time += 1 # Change the wrap
        
    current_wrap_direction = "forward" if w1 % 2 == 0 else "backward"
    
    if current_wrap_direction == "forward" and d2 < d1 or current_wrap_direction == "backward" and d2 > d1:
        move_time += 2.5 # Change direction
        
    anchor_position = math.ceil(d2 / 30) * 30
    distance_to_anchor = abs(anchor_position - d1)
    
    move_time += distance_to_anchor / 8 # Move to anchor position
    
    slow_move_time = abs(d2 - anchor_position) / 2
    move_time += slow_move_time # Slowly move to position
    
    return move_time

n = int(input())
requests = []

for _ in range(n):
    wrap, distance = map(float, input().split())
    requests.append((wrap, distance))

start_position = (0, 0)
end_position = (0, 0)

total_time = []

while len(requests) > 0:
    min_move_time = float('inf')
    
    for i in range(len(requests)):
        move_time_fwrd_dir_change = calculate_move_time(start_position[0], start_position[1], requests[i][0], requests[i][1])
        
        new_start_pos_back_dir_change_fwrd_move_end_pos_change_dir_move_to_end_pos_slow_move_end_pos_change_dir_fwrd_movement_start_pos_change_wrap_direction_slow_movement_start_pos_chnage_wrap_direction_slow_move_to_new_pos = calculate_move_time(requests[i][0], requests[i][1], end_position[0], end_position[1])
        
        move_time = move_time_fwrd_dir_change + new_start_pos_back_dir_change_fwrd_move_end_pos_change_dir_move_to_end_pos_change_dir_move_to_end_pos_slow_move_end_pos_change_dir_fwrd_movement_start_pos_change_wrap_direction_slow_movement_start_pos_chnage_wrap_direction_slow_move_to_new_pos
        
        if move_time < min_move_time:
            min_move_time = move_time
            next_request_index = i
    
    total_time.append(min_move_time)
    start_position = (requests[next_request_index][0], requests[next_request_index][1])
    end_position = (requests[next_request_index][0], requests[next_request_index][1])
    requests.pop(next_request_index)

print(" ".join(map(str, total_time)))

请注意，这只是给定题目的一个代码实现示例。在实际使用中，可能需要根据具体需求进行调整和优化。

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