Cuban primes: Difference between revisions

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@@ Line 777: / Line 777: @@
 {{trans|Go}}
+{{works with|Julia|1.2}}
-<lang julia>using Formatting, Primes
+<lang julia>using Primes
 function cubanprimes(N)
-    cubans = zeros(BigInt, N)
+    cubans = zeros(Int, N)
-    cube100k = 0
+    cube100k, cube1, count = 0, 1, 1
-    cube1 = BigInt(1)
+    for i in Iterators.countfrom(1)
-    count = 1
-    for i in 1:100000000
         j = BigInt(i + 1)
         cube2 = j^3
         diff = cube2 - cube1
         if isprime(diff)
-            if count <= N
+            count ≤ N && (cubans[count] = diff)
-                cubans[count] = diff
-            end
             if count == 100000
                 cube100k = diff
@@ Line 802: / Line 799: @@
     println("The first $N cuban primes are: ")
     foreach(x -> print(lpad(cubans[x] == 0 ? "" : cubans[x], 10), x % 8 == 0 ? "\n" : ""), 1:N)
-    println("\nThe 100,000th cuban prime is ", format(cube100k, commas=true))
+    println("\nThe 100,000th cuban prime is ", cube100k)
 end