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-rw-r--r--Cargo.lock32
-rw-r--r--Cargo.toml8
-rw-r--r--src/another_function/Cargo.toml6
-rw-r--r--src/another_function/src/main.rs8
-rw-r--r--src/branches/Cargo.toml6
-rw-r--r--src/branches/src/main.rs9
-rw-r--r--src/christmas_song/Cargo.toml6
-rw-r--r--src/christmas_song/src/main.rs59
-rw-r--r--src/fahr2cel/Cargo.toml6
-rw-r--r--src/fahr2cel/src/main.rs31
-rw-r--r--src/fibonacci/Cargo.toml6
-rw-r--r--src/fibonacci/src/main.rs36
-rw-r--r--src/loops/Cargo.toml6
-rw-r--r--src/loops/src/main.rs13
-rw-r--r--src/shadowing/Cargo.toml6
-rw-r--r--src/shadowing/src/main.rs12
-rw-r--r--src/variables/Cargo.toml6
-rw-r--r--src/variables/src/main.rs7
18 files changed, 263 insertions, 0 deletions
diff --git a/Cargo.lock b/Cargo.lock
index 12e777b..b661321 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,6 +3,14 @@
version = 4
[[package]]
+name = "another_function"
+version = "0.1.0"
+
+[[package]]
+name = "branches"
+version = "0.1.0"
+
+[[package]]
name = "cfg-if"
version = "1.0.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -20,6 +28,10 @@ dependencies = [
]
[[package]]
+name = "christmas_song"
+version = "0.1.0"
+
+[[package]]
name = "cpufeatures"
version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -29,6 +41,14 @@ dependencies = [
]
[[package]]
+name = "fahr2cel"
+version = "0.1.0"
+
+[[package]]
+name = "fibonacci"
+version = "0.1.0"
+
+[[package]]
name = "getrandom"
version = "0.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -62,6 +82,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3eaf3ede3fee6db1a4c2ee091bf8a8b4dccdc6d17f656fb07896ee72867612f2"
[[package]]
+name = "loops"
+version = "0.1.0"
+
+[[package]]
name = "r-efi"
version = "6.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -83,3 +107,11 @@ name = "rand_core"
version = "0.10.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "63b8176103e19a2643978565ca18b50549f6101881c443590420e4dc998a3c69"
+
+[[package]]
+name = "shadowing"
+version = "0.1.0"
+
+[[package]]
+name = "variables"
+version = "0.1.0"
diff --git a/Cargo.toml b/Cargo.toml
index 46d9f2e..6548d00 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,5 +3,13 @@ members = [
"src/hello_world",
"src/hello_cargo",
"src/guessing_game",
+ "src/variables",
+ "src/shadowing",
+ "src/another_function",
+ "src/branches",
+ "src/loops",
+ "src/fahr2cel",
+ "src/fibonacci",
+ "src/christmas_song",
]
resolver = "2"
diff --git a/src/another_function/Cargo.toml b/src/another_function/Cargo.toml
new file mode 100644
index 0000000..7d60c8a
--- /dev/null
+++ b/src/another_function/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "another_function"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/src/another_function/src/main.rs b/src/another_function/src/main.rs
new file mode 100644
index 0000000..9da0175
--- /dev/null
+++ b/src/another_function/src/main.rs
@@ -0,0 +1,8 @@
+fn main() {
+ println!("First argument is: {}", print_labeled_measurement(5, 'h'));
+}
+
+fn print_labeled_measurement(value: i32, unit_label: char) -> i32 {
+ println!("The measurement is: {value}{unit_label}");
+ value
+}
diff --git a/src/branches/Cargo.toml b/src/branches/Cargo.toml
new file mode 100644
index 0000000..b12fd97
--- /dev/null
+++ b/src/branches/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "branches"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/src/branches/src/main.rs b/src/branches/src/main.rs
new file mode 100644
index 0000000..7fdaaaf
--- /dev/null
+++ b/src/branches/src/main.rs
@@ -0,0 +1,9 @@
+fn main() {
+ let number = 6;
+
+ if number < 5 {
+ println!("condition was true");
+ } else {
+ println!("condition was false");
+ }
+}
diff --git a/src/christmas_song/Cargo.toml b/src/christmas_song/Cargo.toml
new file mode 100644
index 0000000..25474b6
--- /dev/null
+++ b/src/christmas_song/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "christmas_song"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/src/christmas_song/src/main.rs b/src/christmas_song/src/main.rs
new file mode 100644
index 0000000..b04524d
--- /dev/null
+++ b/src/christmas_song/src/main.rs
@@ -0,0 +1,59 @@
+fn main() {
+ const DAYS_AND_GIFTS: [[&str; 3]; 12] = [
+ ["first", "a", "brand new SCV"],
+ ["second", "two", "Terran Wraiths"],
+ ["third", "three", "Marines"],
+ ["fourth", "four", "Hydralisks"],
+ ["fifth", "five", "newborn Queens"],
+ ["sixth", "six", "Zealots fighting"],
+ ["seventh", "seven", "Zerglings swarming"],
+ ["eighth", "eight", "Archons burning"],
+ ["ninth", "nine", "Battlecruisers"],
+ ["tenth", "ten", "Ultralisks"],
+ ["eleventh", "eleven", "Science Vessels"],
+ ["twelfth", "twelve", "Arbiters"],
+ ];
+
+ for i in 0..12 {
+ println!("On the {} day of Christmas, Blizzard gave to me:",
+ DAYS_AND_GIFTS[i][0]);
+
+ let mut gifts = String::new();
+
+ for j in 0..=i {
+ gifts = match j {
+ 0 => format!("{} {}.\n",
+ DAYS_AND_GIFTS[j][1],
+ DAYS_AND_GIFTS[j][2],),
+ 1 => format!("{} {} and {gifts}",
+ DAYS_AND_GIFTS[j][1],
+ DAYS_AND_GIFTS[j][2]),
+ _ => format!("{}, {gifts}",
+ match i {
+ 8 if j == 7 => "power overwhelming".to_string(),
+ 9 if j == 7 => "terror all-consuming".to_string(),
+ 10 if j == 7 => "I hate all this singing".to_string(),
+ _ => format!("{} {}",
+ DAYS_AND_GIFTS[j][1],
+ DAYS_AND_GIFTS[j][2]),
+ }
+ )
+ }
+ }
+
+ println!("{}", capitalize(&gifts));
+ }
+
+ println!("Why am I so jolly?\n");
+ println!("Hey! Who spiked the egg nog?");
+}
+
+fn capitalize(s: &str) -> String {
+ let mut chars = s.chars();
+
+ match chars.next() {
+ Some(first) => first.to_uppercase().collect::<String>()
+ + chars.as_str(),
+ None => String::new(),
+ }
+}
diff --git a/src/fahr2cel/Cargo.toml b/src/fahr2cel/Cargo.toml
new file mode 100644
index 0000000..e407553
--- /dev/null
+++ b/src/fahr2cel/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "fahr2cel"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/src/fahr2cel/src/main.rs b/src/fahr2cel/src/main.rs
new file mode 100644
index 0000000..4ea4776
--- /dev/null
+++ b/src/fahr2cel/src/main.rs
@@ -0,0 +1,31 @@
+use std::io;
+
+fn main() {
+ println!("Enter \"q\" to quit.");
+
+ loop {
+ let mut user_input = String::new();
+
+ println!("Enter temperature in °F:");
+
+ io::stdin()
+ .read_line(&mut user_input)
+ .expect("Failed to read line.");
+
+ if user_input.trim() == "q" {
+ println!("Exiting.");
+ break;
+ }
+
+ let user_input: f64 = match user_input.trim().parse() {
+ Ok(num) => num,
+ Err(_) => continue,
+ };
+
+ println!("{user_input}°F -> °C: {:.2}", fahr2cel(user_input));
+ }
+}
+
+fn fahr2cel (fahr: f64) -> f64 {
+ (fahr - 32.0) * 5.0 / 9.0
+}
diff --git a/src/fibonacci/Cargo.toml b/src/fibonacci/Cargo.toml
new file mode 100644
index 0000000..15ac334
--- /dev/null
+++ b/src/fibonacci/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "fibonacci"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/src/fibonacci/src/main.rs b/src/fibonacci/src/main.rs
new file mode 100644
index 0000000..e5e973a
--- /dev/null
+++ b/src/fibonacci/src/main.rs
@@ -0,0 +1,36 @@
+use std::io;
+
+fn main() {
+ println!("Enter n:");
+
+ loop {
+ let mut user_input = String::new();
+
+ io::stdin()
+ .read_line(&mut user_input)
+ .expect("Failed to read line.");
+
+ if user_input.trim() == "q" {
+ println!("Exiting.");
+ break;
+ }
+
+ let n: i32 = match user_input.trim().parse() {
+ Ok(num) => num,
+ Err(_) => continue,
+ };
+
+ let mut a: u64 = 0;
+ let mut b: u64 = 1;
+
+ // calc fibonacci[n]
+ for i in 0..n {
+ let next: u64 = a.checked_add(b)
+ .unwrap_or_else(|| panic!("overflow at {}", i));
+ a = b;
+ b = next;
+ }
+
+ println!("fibonacci[{n}]: {a}");
+ }
+}
diff --git a/src/loops/Cargo.toml b/src/loops/Cargo.toml
new file mode 100644
index 0000000..a046a76
--- /dev/null
+++ b/src/loops/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "loops"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/src/loops/src/main.rs b/src/loops/src/main.rs
new file mode 100644
index 0000000..683d18b
--- /dev/null
+++ b/src/loops/src/main.rs
@@ -0,0 +1,13 @@
+fn main() {
+ let mut counter = 0;
+
+ let result = loop {
+ counter += 1;
+
+ if counter == 10 {
+ break counter * 2;
+ }
+ };
+
+ println!("The result is {result}");
+}
diff --git a/src/shadowing/Cargo.toml b/src/shadowing/Cargo.toml
new file mode 100644
index 0000000..23403b4
--- /dev/null
+++ b/src/shadowing/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "shadowing"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/src/shadowing/src/main.rs b/src/shadowing/src/main.rs
new file mode 100644
index 0000000..03924fe
--- /dev/null
+++ b/src/shadowing/src/main.rs
@@ -0,0 +1,12 @@
+fn main() {
+ let x = 5;
+
+ let x = x + 1;
+
+ {
+ let x = x * 2;
+ println!("The value of x in the inner scope is: {x}");
+ }
+
+ println!("The value of x is: {x}");
+}
diff --git a/src/variables/Cargo.toml b/src/variables/Cargo.toml
new file mode 100644
index 0000000..c093eb6
--- /dev/null
+++ b/src/variables/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "variables"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/src/variables/src/main.rs b/src/variables/src/main.rs
new file mode 100644
index 0000000..2500651
--- /dev/null
+++ b/src/variables/src/main.rs
@@ -0,0 +1,7 @@
+fn main() {
+ let mut x: i32 = 5;
+ println!("The value of x is: {}", x);
+
+ x = 6;
+ println!("The value of x is: {}", x);
+}
generated by cgit v1.3.1 (git 2.54.0) at 2026-10-04 11:31:28 +0000