Improve Rust code

fizzbuzz.rs

@@ -2,9 +2,9 @@ fn main() {
     let buzzes = [(3, "Fizz"), (5, "Buzz")];
 
     for i in 1..101 {
-        let output = (0..buzzes.len()).fold(String::new(), |string, j| {
-            if i % buzzes[j].0 == 0 {
-                string + buzzes[j].1
+        let output = buzzes.iter().fold(String::new(), |string, buzz| {
+            if i % buzz.0 == 0 {
+                string + buzz.1
             } else {
                 string
             }