20 lines
317 B
Markdown
20 lines
317 B
Markdown
# Exercise 1.3 - Solution
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```python
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# pcost.py
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total_cost = 0.0
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with open('Data/portfolio.dat', 'r') as f:
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for line in f:
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fields = line.split()
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nshares = int(fields[1])
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price = float(fields[2])
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total_cost = total_cost + nshares * price
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print(total_cost)
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```
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[Back](ex1_3.md)
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