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            #1
           | 
          
            
            
              Runtime Error
            
            Traceback (most recent call last):
  File "foo.py", line 16, in <module>
    if happy(j) and happy(j+2):
  File "foo.py", line 5, in happy
    for i in range (2,1+int(math.sqre(n))):
AttributeError: module 'math' has no attribute 'sqre'
            
           | 
          39ms | 
          3.336 MiB |