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-rw-r--r--src/main.rs11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/main.rs b/src/main.rs
index 301ca32..64709b1 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -109,6 +109,12 @@ fn sm<T: PartialOrd>(a: Vec<T>, count: &mut usize) -> Vec<usize> {
let hi = *g_to_a_s.last().unwrap().get(hi).unwrap();
result.push(hi);
+
+ if i + 1 == n {
+ // early break to prevent unnecessary efforts
+ break;
+ }
+
*added.get_mut(hi).unwrap() = true;
lis.push(li);
@@ -157,6 +163,11 @@ fn main() {
// println!(" {enumeration:?}");
+ if inputs.is_empty() {
+ println!("Please input some numbers to sort.");
+ return;
+ }
+
println!("inputs: {inputs:?}");
let mut count = 0;