Additive primes: Difference between revisions

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@@ Line 2,367: / Line 2,367: @@
 }
-val .sumDigits = fn(.i) { fold fn{+}, s2n string .i }
+val .sumDigits = fn .i: fold fn{+}, s2n string .i
 writeln "Additive primes less than 500:"
@@ Line 2,375: / Line 2,375: @@
 for .i in [2] ~ series(3..500, 2) {
     if .isPrime(.i) and .isPrime(.sumDigits(.i)) {
-        write $"\{.i:3}  "
+        write "{{.i:3}}  "
         .count += 1
         if .count div 10: writeln()
@@ Line 2,381: / Line 2,381: @@
 }
-writeln $"\n\n\{.count} additive primes found.\n"
+writeln "\n\n{{.count}} additive primes found.\n"
 </syntaxhighlight>