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authorJordan Gong <jordan@inspiron-n4050.localdomain>2020-08-04 16:08:39 +0800
committerJordan Gong <jordan@inspiron-n4050.localdomain>2020-08-04 16:08:39 +0800
commitea8b1af82ff12a1961723b84969d2e5ad27491e9 (patch)
tree17be0d4d3d63d8d7e91bb197a7cb0a0e4935a3aa
parent4fe160c9186c4341a49edc2ee6fae07bd088b56a (diff)
Play a guessing game
-rw-r--r--guessing-game/.gitignore18
-rw-r--r--guessing-game/Cargo.toml10
-rw-r--r--guessing-game/src/main.rs37
3 files changed, 65 insertions, 0 deletions
diff --git a/guessing-game/.gitignore b/guessing-game/.gitignore
new file mode 100644
index 0000000..e629269
--- /dev/null
+++ b/guessing-game/.gitignore
@@ -0,0 +1,18 @@
+
+# Created by https://www.toptal.com/developers/gitignore/api/rust
+# Edit at https://www.toptal.com/developers/gitignore?templates=rust
+
+### Rust ###
+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# End of https://www.toptal.com/developers/gitignore/api/rust
+
diff --git a/guessing-game/Cargo.toml b/guessing-game/Cargo.toml
new file mode 100644
index 0000000..b9d47f6
--- /dev/null
+++ b/guessing-game/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "guessing-game"
+version = "0.1.0"
+authors = ["jordan"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+rand = "0.5.5"
diff --git a/guessing-game/src/main.rs b/guessing-game/src/main.rs
new file mode 100644
index 0000000..71f8969
--- /dev/null
+++ b/guessing-game/src/main.rs
@@ -0,0 +1,37 @@
+use rand::Rng;
+use std::cmp::Ordering;
+use std::io;
+
+fn main() {
+ println!("Guess the number!");
+
+ let secret_number = rand::thread_rng().gen_range(1, 101);
+
+ // println!("The serect number is: {}", secret_number);
+
+ loop {
+ println!("Please input your guess.");
+
+ let mut guess = String::new();
+
+ io::stdin()
+ .read_line(&mut guess)
+ .expect("Failed to read line");
+
+ let guess: u32 = match guess.trim().parse() {
+ Ok(num) => num,
+ Err(_) => continue,
+ };
+
+ println!("You guessed: {}", guess);
+
+ match guess.cmp(&secret_number) {
+ Ordering::Less => println!("Too small!"),
+ Ordering::Greater => println!("Too big!"),
+ Ordering::Equal => {
+ println!("You win!");
+ break;
+ }
+ }
+ }
+}