24 lines
472 B
Go
24 lines
472 B
Go
// Package q735 implements a solution for https://leetcode.com/problems/asteroid-collision/
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package q735
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func asteroidCollision(asteroids []int) []int {
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p := 0
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for _, a := range asteroids {
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if a < 0 {
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for p > 0 && asteroids[p-1] > 0 && asteroids[p-1] < -a {
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p--
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}
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if p > 0 && asteroids[p-1] > 0 {
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if asteroids[p-1] == -a {
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p--
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}
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continue // explode
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}
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}
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asteroids[p] = a
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p++
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}
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return asteroids[:p]
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}
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var _ = asteroidCollision
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