Remove unused print

Author: maxtremblay

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "sparse-bin-mat"
-version = "0.5.0"
+version = "0.5.1"
 authors = ["maxtremblay <maxtremblay>"]
 edition = "2018"
 description = "A sparse implementation of a binary matrix optimized for row operations"

src/matrix/non_trivial_elements.rs

@@ -44,7 +44,6 @@ impl<'a> Iterator for NonTrivialElements<'a> {
     type Item = (usize, usize);
 
     fn next(&mut self) -> Option<Self::Item> {
-        println!("({}, {})", self.row_index, self.column_index);
         if self.is_done() {
             None
         } else {