Unprimeable numbers: Difference between revisions

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@@ Line 1,904: / Line 1,904: @@
 =={{header|Wren}}==
 {{trans|Go}}
+{{libheader|fmt}}
-<lang ecmascript>var isPrime = Fn.new { |n|
+<lang ecmascript>import "/fmt" for Fmt
+var isPrime = Fn.new { |n|
     if (n < 2 || !n.isInteger) return false
     if (n%2 == 0) return n == 2
@@ Line 1,916: / Line 1,919: @@
     }
     return true
-}
-var commatize = Fn.new { |n|
-    var s = "%(n)"
-    var le = s.count
-    var i = le - 3
-    while (i >= 1) {
-        s = s[0...i] + "," + s[i..-1]
-        i = i - 3
-    }
-    return s
-}
-var rset = Fn.new { |m, n|
-    var s = "%(n)"
-    var c = s.count
-    return (m > c) ? " " * (m - c) + s : s
 }
@@ Line 1,970: / Line 1,956: @@
             if (count <= 35) System.write("%(i) ")
             if (count == 35) System.write("\n\nThe 600th unprimeable number is: ")
-            if (count == 600) System.print("%(commatize.call(i))\n")
+            if (count == 600) System.print("%(Fmt.dc(0, i))\n")
         }
     }
@@ Line 1,977: / Line 1,963: @@
 System.print("The first unprimeable number that ends in:")
-for (i in 0...10) System.print("  %(i) is:  %(rset.call(9, commatize.call(firstNum[i])))")</lang>
+for (i in 0...10) System.print("  %(i) is:  %(Fmt.dc(9, firstNum[i]))")</lang>
 {{out}}