题解 | #牛牛的线段#
牛牛的线段
https://www.nowcoder.com/practice/f72c56ed71664af082c921bf79861c85
x1,y1 = map(int,input().split(' '))
x2,y2 = map(int,input().split(' '))
print(f'{(x1-x2)**2+(y1-y2)**2}')
x2,y2 = map(int,input().split(' '))
print(f'{(x1-x2)**2+(y1-y2)**2}')
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