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This commit is contained in:
filifa 2025-08-12 19:25:28 -04:00
parent cdb28018ac
commit 67a6ce9b69
1 changed files with 12 additions and 5 deletions
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17
cmd/isprime.go
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@ -46,11 +46,18 @@ func isprime(cmd *cobra.Command, args []string) {
// isprimeCmd represents the isprime command // isprimeCmd represents the isprime command
var isprimeCmd = &cobra.Command{ var isprimeCmd = &cobra.Command{
Use: "isprime", Use: "isprime N [N ...]",
Short: "Determine whether a number is prime", Short: "Determine whether a number is prime",
Long: `Determine whether a number is prime.`, Long: `Determine whether a number is prime.
Args: cobra.MinimumNArgs(1),
Run: isprime, This applies 10 iterations of the Miller-Rabin test and a Baillie-PSW test. Use
flags to change the number of Miller-Rabin iterations.
For inputs less than 2^64, results are 100% accurate. For larger numbers, there
is a small chance of falsely reporting a composite number as prime. That chance
can be reduced by applying more rounds of Miller-Rabin.`,
Args: cobra.MinimumNArgs(1),
Run: isprime,
} }
func init() { func init() {
@ -66,5 +73,5 @@ func init() {
// is called directly, e.g.: // is called directly, e.g.:
// isprimeCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle") // isprimeCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
isprimeCmd.Flags().UintVarP(&rounds, "rounds", "r", 10, "number of iterations") isprimeCmd.Flags().UintVarP(&rounds, "rounds", "r", 10, "number of iterations of Miller-Rabin test")
} }