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16 lines
313 B
Go
16 lines
313 B
Go
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// compile
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// Copyright 2023 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package p
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func sign(p1, p2, p3 point) bool {
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return (p1.x-p3.x)*(p2.y-p3.y)-(p2.x-p3.x)*(p1.y-p3.y) < 0
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}
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type point struct {
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x, y int
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}
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