查找比较两个持续时间的剩余百分比

def calculate_remaining_percentage(total_time, used_time):
    if total_time <= 0:
        raise ValueError("Total time must be greater than 0")
    remaining_time = total_time - used_time
    remaining_percentage = (remaining_time / total_time) * 100
    return remaining_percentage

# 示例使用
total_time = 3600  # 总时长，单位为秒
used_time = 1800   # 已用时长，单位为秒
remaining_percentage = calculate_remaining_percentage(total_time, used_time)
print(f"剩余百分比: {remaining_percentage:.2f}%")

from decimal import Decimal

def calculate_remaining_percentage_decimal(total_time, used_time):
    if total_time <= 0:
        raise ValueError("Total time must be greater than 0")
    remaining_time = Decimal(total_time) - Decimal(used_time)
    remaining_percentage = (remaining_time / Decimal(total_time)) * 100
    return remaining_percentage

# 示例使用
total_time = 3600  # 总时长，单位为秒
used_time = 1800   # 已用时长，单位为秒
remaining_percentage = calculate_remaining_percentage_decimal(total_time, used_time)
print(f"剩余百分比: {remaining_percentage:.2f}%")