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Problem 1003
距离的定义是什么?
deletelazy
| 2014-07-27 20:13:26
Author
距离是两点间的直线距离?按sqrt((x1 - x2)^2 + (y1 - y2)^2)来算?
admin
| 2014-07-27 20:14:06
# 1
RE:距离的定义是什么?
是的
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