Fixed spellings and missing semicolons

This commit is contained in:
Tanish-Eagle
2022-04-04 23:04:08 +05:30
parent 8d8649dfa9
commit 09c0b55585

View File

@ -4,49 +4,49 @@
1. 🌟 1. 🌟
> Tips: If we don't explicitly give one type to a varible, then the compiler will infer one for us > Tips: If we don't explicitly assign a type to a variable, then the compiler will infer one for us.
```rust,editable ```rust,editable
// remove something to make it work // Remove something to make it work
fn main() { fn main() {
let x: i32 = 5; let x: i32 = 5;
let mut y: u32 = 5; let mut y: u32 = 5;
y = x; y = x;
let z = 10; // type of z ? let z = 10; // Type of z ?
println!("Success!") println!("Success!");
} }
``` ```
2. 🌟 2. 🌟
```rust,editable ```rust,editable
// fill the blank // Fill the blank
fn main() { fn main() {
let v: u16 = 38_u8 as __; let v: u16 = 38_u8 as __;
println!("Success!") println!("Success!");
} }
``` ```
3. 🌟🌟🌟 3. 🌟🌟🌟
> Tips: If we don't explicitly give one type to a varible, then the compiler will infer one for us > Tips: If we don't explicitly assign a type to a variable, then the compiler will infer one for us.
```rust,editable ```rust,editable
// modify `assert_eq!` to make it work // Modify `assert_eq!` to make it work
fn main() { fn main() {
let x = 5; let x = 5;
assert_eq!("u32".to_string(), type_of(&x)); assert_eq!("u32".to_string(), type_of(&x));
println!("Success!") println!("Success!");
} }
// get the type of given variable, return a string representation of the type , e.g "i8", "u8", "i32", "u32" // Get the type of given variable, return a string representation of the type , e.g "i8", "u8", "i32", "u32"
fn type_of<T>(_: &T) -> String { fn type_of<T>(_: &T) -> String {
format!("{}", std::any::type_name::<T>()) format!("{}", std::any::type_name::<T>())
} }
@ -55,19 +55,19 @@ fn type_of<T>(_: &T) -> String {
4. 🌟🌟 4. 🌟🌟
```rust,editable ```rust,editable
// fill the blanks to make it work // Fill the blanks to make it work
fn main() { fn main() {
assert_eq!(i8::MAX, __); assert_eq!(i8::MAX, __);
assert_eq!(u8::MAX, __); assert_eq!(u8::MAX, __);
println!("Success!") println!("Success!");
} }
``` ```
5. 🌟🌟 5. 🌟🌟
```rust,editable ```rust,editable
// fix errors and panics to make it work // Fix errors and panics to make it work
fn main() { fn main() {
let v1 = 251_u8 + 8; let v1 = 251_u8 + 8;
let v2 = i8::checked_add(251, 8).unwrap(); let v2 = i8::checked_add(251, 8).unwrap();
@ -78,12 +78,12 @@ fn main() {
6. 🌟🌟 6. 🌟🌟
```rust,editable ```rust,editable
// modify `assert!` to make it work // Modify `assert!` to make it work
fn main() { fn main() {
let v = 1_024 + 0xff + 0o77 + 0b1111_1111; let v = 1_024 + 0xff + 0o77 + 0b1111_1111;
assert!(v == 1579); assert!(v == 1579);
println!("Success!") println!("Success!");
} }
``` ```
@ -93,29 +93,29 @@ fn main() {
```rust,editable ```rust,editable
// replace ? with your answer // Replace ? with your answer
fn main() { fn main() {
let x = 1_000.000_1; // ? let x = 1_000.000_1; // ?
let y: f32 = 0.12; // f32 let y: f32 = 0.12; // f32
let z = 0.01_f64; // f64 let z = 0.01_f64; // f64
println!("Success!") println!("Success!");
} }
``` ```
1. 🌟🌟 make it work in two distinct ways 1. 🌟🌟 Make it work in two distinct ways
```rust,editable ```rust,editable
fn main() { fn main() {
assert!(0.1+0.2==0.3); assert!(0.1+0.2==0.3);
println!("Success!") println!("Success!");
} }
``` ```
### Range ### Range
9. 🌟🌟 two goals: 1. modify `assert!` to make it work 2. make `println!` output: 97 - 122 9. 🌟🌟 Two goals: 1. Modify `assert!` to make it work 2. Make `println!` output: 97 - 122
```rust,editable ```rust,editable
fn main() { fn main() {
@ -135,13 +135,13 @@ fn main() {
10. 🌟🌟 10. 🌟🌟
```rust,editable ```rust,editable
// fill the blanks // Fill the blanks
use std::ops::{Range, RangeInclusive}; use std::ops::{Range, RangeInclusive};
fn main() { fn main() {
assert_eq!((1..__), Range{ start: 1, end: 5 }); assert_eq!((1..__), Range{ start: 1, end: 5 });
assert_eq!((1..__), RangeInclusive::new(1, 5)); assert_eq!((1..__), RangeInclusive::new(1, 5));
println!("Success!") println!("Success!");
} }
``` ```
@ -150,7 +150,7 @@ fn main() {
11. 🌟 11. 🌟
```rust,editable ```rust,editable
// fill the blanks and fix the errors // Fill the blanks and fix the errors
fn main() { fn main() {
// Integer addition // Integer addition
assert!(1u32 + 2 == __); assert!(1u32 + 2 == __);