From 6f8e78e112eb83fea3008795091d3136502bb107 Mon Sep 17 00:00:00 2001
From: "Dr. Matthias Ratajczak" <m.ratajczak@hzdr.de>
Date: Fri, 19 Aug 2022 15:49:44 +0200
Subject: [PATCH] finish 16

---
 src/euler16/Cargo.toml  |  9 +++++++++
 src/euler16/src/main.rs | 12 ++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 src/euler16/Cargo.toml
 create mode 100644 src/euler16/src/main.rs

diff --git a/src/euler16/Cargo.toml b/src/euler16/Cargo.toml
new file mode 100644
index 0000000..f944c33
--- /dev/null
+++ b/src/euler16/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "euler16"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+rust-gmp = "*"
diff --git a/src/euler16/src/main.rs b/src/euler16/src/main.rs
new file mode 100644
index 0000000..4026740
--- /dev/null
+++ b/src/euler16/src/main.rs
@@ -0,0 +1,12 @@
+use gmp::mpz::Mpz;
+
+fn main() {
+    let x = Mpz::from(2);
+    let y = x.pow(1000);
+    let result: u128 = y
+        .to_string()
+        .chars()
+        .map(|c| c.to_digit(10).unwrap() as u128)
+        .sum();
+    println!("{result}");
+}