Update inner loop

2018-01-10 17:34:01 +01:00 · 2018-01-10 17:34:01 +01:00 · d34a1f6e52
parent fb6f992fd8
commit d34a1f6e52
1 changed files with 3 additions and 1 deletions
--- a/primes.swift
+++ b/primes.swift
@ -16,8 +16,10 @@ func get_primes7(_ n: Int) -> [Int] {
  var m = 3
  while m <= mroot {
    if s[i] != 0 {
-      for j in stride(from: (m*m - 3) / 2, to: half, by: m) {
+      var j: Int = (m*m - 3) / 2
+      while j < half {
        s[j] = 0
+        j += m
      }
    }
    i += 1