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  1. import math
  2.  
  3. def quadratic(a, b, c):
  4.     pass
  5.  
  6. # 测试:
  7. print('quadratic(2, 3, 1) =', quadratic(2, 3, 1))
  8. print('quadratic(1, 3, -4) =', quadratic(1, 3, -4))
  9.  
  10. if quadratic(2, 3, 1) != (-0.5, -1.0):
  11.     print('测试失败')
  12. elif quadratic(1, 3, -4) != (1.0, -4.0):
  13.     print('测试失败')
  14. else:
  15.     print('测试成功')
  16.  
Success #stdin #stdout 0.12s 14100KB
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stdin
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Standard input is empty
stdout
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quadratic(2, 3, 1) = None
quadratic(1, 3, -4) = None
测试失败
https://ideone.com/FqN1iR
language:
Python 3 (python  3.12)
created:
10 days ago
visibility:
public

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