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0a7dd54597
...
f151a9ad76
43
main/main.go
43
main/main.go
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package main
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import (
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"fmt"
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"log"
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"os"
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"strconv"
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"git.chromaticdragon.app/kistaro/auctionsim/auctionsim"
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)
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func main() {
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num := 1000
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if len(os.Args) > 1 {
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n, err := strconv.ParseInt(os.Args[1], 0, 64)
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if err != nil {
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log.Fatalf("can't parse %q as a number of bidders: %v", os.Args[1], err)
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}
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num = n
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}
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if num <= 1 {
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log.Fatalf("can't run an auction with %d bidders", num)
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}
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price, bidder := auctionsim.RunAuction(
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auctionsim.CappedBidderGenerator{
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G: auctionsim.NormalestBidderGenerator(),
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Lim: num,
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},
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)
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delta := bidder.Value - price
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valueStr := "gaining nothing"
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if delta > 0 {
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valueStr = fmt.Sprintf("gaining ¤%f", delta)
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}
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if delta < 0 {
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valueStr = fmt.Sprintf("losing ¤%f", -delta)
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}
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fmt.Printf("The auction winner paid ¤%f, %s.\n", price, valueStr)
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fmt.Printf("The item was worth ¤%f to them.\n", bidder.Value)
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fmt.Printf("They would have paid up to ¤%f for it.\n", bidder.BidCeiling())
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}
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