Refile for merging repos

1 files changed, 12 insertions, 0 deletions

diff --git a/2019/src/main.rs b/2019/src/main.rs
new file mode 100644
index 0000000..0c24a73
--- /dev/null
+++ b/2019/src/main.rs
@@ -0,0 +1,12 @@
+use std::io;
+use std::io::prelude::*;
+
+fn main() {
+    let stdin = io::stdin();
+    let answer = string_length_sum(stdin.lock().lines().map(|l| l.unwrap()));
+    dbg!(answer);
+}
+
+fn string_length_sum(it: impl Iterator<Item = String>) -> usize {
+    it.map(|l| l.len()).sum()
+}