diff --git a/README.md b/README.md
index 501ea77..64720a1 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,19 @@
 # go_primebday
 
+## requierments
+
+ - you need go to run the example
+
+ on debian based os you can install it with
+
+ ```
+apt install golang-go
+```
+
+## execute
+
+to execute run in the repository
+
+```
+go run .
+```
\ No newline at end of file
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..07f0d37
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module example/primbirthday
+
+go 1.21.6
diff --git a/primbirthday.go b/primbirthday.go
new file mode 100644
index 0000000..d4ee810
--- /dev/null
+++ b/primbirthday.go
@@ -0,0 +1,35 @@
+package main
+
+import "math"
+import "fmt"
+
+func getNextPrimeBdays(age uint, countNextBdays uint){
+
+	var ageLimit uint = 100
+	var denominator uint
+	var primenum bool
+	
+	for countNextBdays > 0 {
+		for age = 32; age <= ageLimit; age++ {
+			primenum = true
+			for denominator = 2; denominator <= age/2; denominator++ {
+				if math.Mod(float64(age), float64(denominator)) == 0 {
+					primenum = false
+					break
+				}
+			}
+			if primenum == true {
+				fmt.Printf("%d  is a prime number bday\n", age)
+				countNextBdays--
+				if countNextBdays == 0{
+					break
+				}
+			}
+		}
+		
+	}
+}
+
+func main () {
+	getNextPrimeBdays(32,10)
+}