32 lines
501 B
Go
32 lines
501 B
Go
package main
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import "fmt"
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type Bots map[Coordinate][]int
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func NewBots(input []string) Bots {
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m := make(Bots)
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for _, data := range input {
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var r int
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var c Coordinate
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_, err := fmt.Sscanf(data, "pos=<%d,%d,%d>, r=%d", &c.X, &c.Y, &c.Z, &r)
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if err != nil {
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panic(err)
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}
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m[c] = append(m[c], r)
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}
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return m
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}
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func (m Bots) HaveInRange(pos Coordinate) int {
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var sum int
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for c, rs := range m {
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for _, r := range rs {
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if pos.Distance(c) <= r {
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sum++
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}
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}
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}
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return sum
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}
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