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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 /guessing-game/src
parent4fe160c9186c4341a49edc2ee6fae07bd088b56a (diff)
Play a guessing game
Diffstat (limited to 'guessing-game/src')
-rw-r--r--guessing-game/src/main.rs37
1 files changed, 37 insertions, 0 deletions
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;
+ }
+ }
+ }
+}