diff --git a/l4/z1/rsa-rs/src/main.rs b/l4/z1/rsa-rs/src/main.rs
index 6094071..7fda804 100644
--- a/l4/z1/rsa-rs/src/main.rs
+++ b/l4/z1/rsa-rs/src/main.rs
@@ -152,19 +152,18 @@ fn main() {
         .expect("key length must be usize");
 
     let p1: BigUint = thread_rng().gen_prime_exact(n, Some(PrimalityTestConfig::strict()));
-    let p2: BigUint = thread_rng().gen_prime_exact(n, Some(PrimalityTestConfig::strict()));
-
     println!("p1 ({b} bits): {p1}", b = p1.bits());
+
+    let p2: BigUint = thread_rng().gen_prime_exact(n, Some(PrimalityTestConfig::strict()));
     println!("p2 ({b} bits): {p2}", b = p1.bits());
 
     let pair_a = generate_key_pair(&p1, &p2)
         .expect("failed to generate key pair a");
+    println!("private key A: {}", pair_a.private);
+    println!("public key A: {}", pair_a.public);
 
     let pair_b = generate_key_pair(&p1, &p2)
         .expect("failed to generate key pair b");
-
-    println!("private key A: {}", pair_a.private);
-    println!("public key A: {}", pair_a.public);
     println!("private key B: {}", pair_b.private);
     println!("public key B: {}", pair_b.public);