1 files changed, 5 insertions, 5 deletions
diff --git a/rosalind/dna.rs b/rosalind/dna.rs
index 7279c36..beb19a5 100644
--- a/rosalind/dna.rs
+++ b/rosalind/dna.rs
@@ -1,6 +1,6 @@
 use str = core::str;
 
-pure fn gc_content(dna: &str) -> float {
+fn gc_content(dna: &str) -> float {
     let mut content = 0;
     for str::each_char(dna) |ch| {
         match ch {
@@ -11,20 +11,20 @@ pure fn gc_content(dna: &str) -> float {
     (content as float) / (str::len(dna) as float)
 }
 
-pure fn complement(base: char) -> char {
+fn complement(base: char) -> char {
     match base {
         'A' => 'T',
         'C' => 'G',
         'G' => 'C',
         'T' => 'A',
-        _   => fail ~"Unknown character found",
+        _   => fail!(~"Unknown character found"),
     }
 }
 
-pure fn transcribe(base: char) -> char {
+fn transcribe(base: char) -> char {
     match base {
         'T'             => 'U',
         'A' | 'C' | 'G' => base,
-        _               => fail ~"Unknown character found",
+        _               => fail!(~"Unknown character found"),
     }
 }