题解 | #求解立方根#
求解立方根
https://www.nowcoder.com/practice/caf35ae421194a1090c22fe223357dca
while True:
try:
val = float(input())
if abs(val)<=20:
if val>= 0:
print(r"{:.1f}".format(val**(1/3)))
else:
val = abs(val)
print(r"-{:.1f}".format(val**(1/3)))
except:
break
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