51: prime digit replacements

2026-04-30 11:38:42 +01:00 · 2020-11-28 17:24:42 +08:00
parent 42fc6f545f
commit 894922820a
3 changed files with 94 additions and 0 deletions
@@ -0,0 +1,20 @@
+package main
+
+import (
+	"math"
+)
+
+func main() {
+}
+
+func isPrime(n int) bool {
+	res := int(math.Sqrt(float64(n)))
+	divider := 2
+	for divider <= res {
+		if n%divider == 0 {
+			return false
+		}
+		divider++
+	}
+	return true
+}