update

.gitignore

@@ -0,0 +1 @@
+/target

Cargo.lock

@@ -0,0 +1,75 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "getrandom"
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+checksum = "c4567c8db10ae91089c99af84c68c38da3ec2f087c3f82960bcdbf3656b6f4d7"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi",
+]
+
+[[package]]
+name = "guess_number"
+version = "0.1.0"
+dependencies = [
+ "rand",
+]
+
+[[package]]
+name = "libc"
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+
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+dependencies = [
+ "libc",
+ "rand_chacha",
+ "rand_core",
+]
+
+[[package]]
+name = "rand_chacha"
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+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+dependencies = [
+ "ppv-lite86",
+ "rand_core",
+]
+
+[[package]]
+name = "rand_core"
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+checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+dependencies = [
+ "getrandom",
+]
+
+[[package]]
+name = "wasi"
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Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "guess_number"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+rand = "0.8.5"

src/main.rs

@@ -0,0 +1,26 @@
+use std::io;
+use std::cmp::Ordering;
+use rand::Rng;
+
+fn main() {
+    let number_range: std::ops::RangeInclusive<usize> = 1..=100;
+    println!("Please enter a number to guess a number between {} and {} !",number_range.start(),number_range.end());
+    let rand_number: usize = rand::thread_rng().gen_range(number_range).try_into().expect("random a number failed :(\n");
+    let mut enter_string: String = String::new();
+    let mut enter_number:usize;
+    for i in 1..=6 {
+        println!("The {} time input",i);
+        enter_string.clear();
+        io::stdin().read_line(&mut enter_string).expect("read the message you entered failed ! :(\n");
+        enter_number = enter_string.trim().parse().expect("Parse the number you entered failed! :(\n");
+        match enter_number.cmp(&rand_number) {
+            Ordering::Less => println!("The number you entered was too small!"),
+            Ordering::Equal => {
+                println!("You win !\nThe number is {}",rand_number);
+                return;
+            },
+            Ordering::Greater => println!("The number you entered was too big!")
+        }
+    }
+    println!("You failed . \n The number is {}",rand_number);
+}