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作业

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Gussun

#1 Created at ... [Delete] [Delete and Lock User]

参考了大神的思路

L = [('Bob',75),('Adam',92),('Bart',66),('Lisa',88)]

def by_name(t):
    return t[0]

def by_num(t):
    return t[1]*(-1)

print(sorted(L,key=by_name))
print(sorted(L,key=by_num))

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