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refactor: remove useless pow_b

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This commit is contained in:
Muhammad Nauman Raza 2025-02-09 22:07:54 +00:00
parent 2f0224643b
commit 3ad669853e
Signed by: devraza
GPG key ID: 91EAD6081011574B
1 changed files with 3 additions and 6 deletions
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9
expansion/src/main.rs
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@ -19,7 +19,7 @@ fn superscript(n: i64) -> String {
let mut combined = String::new(); let mut combined = String::new();
for c in n.chars() { for c in n.chars() {
if c == '-' { if c == '-' {
combined.push_str("-"); combined.push('-');
} else { } else {
let pos = c.to_digit(10).unwrap(); let pos = c.to_digit(10).unwrap();
combined.push(EXPONENTS.chars().nth(pos as usize).unwrap()) combined.push(EXPONENTS.chars().nth(pos as usize).unwrap())
@ -41,20 +41,17 @@ fn main() {
let k = nums[2]; let k = nums[2];
let mut pow_a: u32 = k.try_into().unwrap(); let mut pow_a: u32 = k.try_into().unwrap();
let mut pow_b: u32 = 0;
let mut expansion: Vec<String> = vec![]; let mut expansion: Vec<String> = vec![];
for i in 0..k+1 { for i in 0..k+1 {
let mut end = String::new(); let mut end = String::new();
if pow_b != k as u32 { if i != k {
end = format!("x{}", superscript(pow_a.into())); end = format!("x{}", superscript(pow_a.into()));
pow_a -= 1; pow_a -= 1;
} }
expansion.push(format!("{} {}", choose(k as i64, i as i64) * (a.pow(pow_a) * b.pow(pow_b)) as i64, end)); expansion.push(format!("{} {}", choose(k, i) * (a.pow(pow_a) * b.pow(i as u32)), end));
pow_b += 1;
} }
println!("{}", expansion.join(" + ")); println!("{}", expansion.join(" + "));