1 files changed, 16 insertions, 0 deletions
diff --git a/meap/meap-code/ch1/ch1-word-counts.rs b/meap/meap-code/ch1/ch1-word-counts.rs
new file mode 100755
index 0000000..fc5c8ea
--- /dev/null
+++ b/meap/meap-code/ch1/ch1-word-counts.rs
@@ -0,0 +1,16 @@
+use std::collections::HashMap;
+
+fn main() {
+    let text = "once upon a time ...";
+    let mut word_counts = HashMap::new();
+    
+    let pairs = text.split(" ")
+                    .map(|x| { (x, 1) });
+    
+    for (word, count) in pairs {
+        let tmp = word_counts.entry(word)
+                             .or_insert(0);
+        *tmp += count;
+    }
+    println!("{:?}", word_counts);
+}