Data commit

Task/Summarize-primes/Go/summarize-primes.go

@@ -0,0 +1,23 @@
+package main
+
+import (
+    "fmt"
+    "rcu"
+)
+
+func main() {
+    primes := rcu.Primes(999)
+    sum, n, c := 0, 0, 0
+    fmt.Println("Summing the first n primes (<1,000) where the sum is itself prime:")
+    fmt.Println("  n  cumulative sum")
+    for _, p := range primes {
+        n++
+        sum += p
+        if rcu.IsPrime(sum) {
+            c++
+            fmt.Printf("%3d   %6s\n", n, rcu.Commatize(sum))
+        }
+    }
+    fmt.Println()
+    fmt.Println(c, "such prime sums found")
+}