constants

go/01-basics/02-constants.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+    "fmt"
+    "math"
+)
+
+const s string = "constant"
+
+func main() {
+    fmt.Println(s)
+
+    const n = 500000000
+
+    const d = 3e20 / n
+    fmt.Println(d)
+
+    fmt.Println(int64(d))
+
+    fmt.Println(math.Sin(n))
+}