calculate_roi.py
· 558 B · Python
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def calculate_roi(investment_cost, investment_gain):
"""
計算投資報酬率 (ROI) 的函數。
:param investment_cost: 投資成本
:param investment_gain: 投資收益
:return: 投資報酬率 (ROI)
"""
net_profit = investment_gain - investment_cost
roi = (net_profit / investment_cost) * 100
return roi
# 使用函數計算 ROI
investment_cost = 100 # 投資成本
investment_gain = 150 # 投資收益
# 輸出結果
roi = calculate_roi(investment_cost, investment_gain)
print(f"投資報酬率 (ROI): {roi}%")
| 1 | def calculate_roi(investment_cost, investment_gain): |
| 2 | """ |
| 3 | 計算投資報酬率 (ROI) 的函數。 |
| 4 | |
| 5 | :param investment_cost: 投資成本 |
| 6 | :param investment_gain: 投資收益 |
| 7 | :return: 投資報酬率 (ROI) |
| 8 | """ |
| 9 | net_profit = investment_gain - investment_cost |
| 10 | roi = (net_profit / investment_cost) * 100 |
| 11 | return roi |
| 12 | |
| 13 | # 使用函數計算 ROI |
| 14 | investment_cost = 100 # 投資成本 |
| 15 | investment_gain = 150 # 投資收益 |
| 16 | |
| 17 | # 輸出結果 |
| 18 | roi = calculate_roi(investment_cost, investment_gain) |
| 19 | print(f"投資報酬率 (ROI): {roi}%") |
| 20 | |
| 21 |