35 lines
521 B
Go
35 lines
521 B
Go
package main
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import (
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"fmt"
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"os"
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"git.adyxax.org/aoc/2021/18/pairs"
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)
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func main() {
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max := 0
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parser := pairs.NewParser(os.Stdin)
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pairs := make([]*pairs.Pair, 0)
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for {
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pair, err := parser.Parse()
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if err != nil {
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break
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}
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pairs = append(pairs, pair)
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}
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l := len(pairs)
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for i := 0; i < l; i++ {
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for j := 0; j < l; j++ {
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if i == j {
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continue
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}
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p1 := pairs[i].DeepCopy()
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p2 := pairs[j].DeepCopy()
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if m := p1.Add(p2).Magnitude(); max < m {
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max = m
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}
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}
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}
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fmt.Println(max)
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}
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