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29 lines
403 B
29 lines
403 B
package day05
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import (
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"log"
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"sort"
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)
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func Solve2() {
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var seatIds []int
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var missingSeat int
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for _, row := range rows {
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seatIds = append(seatIds, getSeatId(row))
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}
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sort.Ints(seatIds)
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lastId := seatIds[0] - 1
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for _, seatId := range seatIds {
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if lastId != seatId-1 {
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missingSeat = seatId - 1
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break
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}
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lastId = seatId
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}
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log.Printf("2020-12-05.02: Answer: %d\n", missingSeat)
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}
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