From 68a06f46aed89831a74a0d8355956398450da49e Mon Sep 17 00:00:00 2001
From: filifa <filifa.breath652@8alias.com>
Date: Thu, 11 Dec 2025 23:49:34 -0500
Subject: [PATCH] reorder conditions

---
 modules/math.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/math.js b/modules/math.js
index b3bbfcb..4add6a1 100644
--- a/modules/math.js
+++ b/modules/math.js
@@ -170,10 +170,10 @@ function modsqrt(n, modulus) {
 
 	if (n % modulus === 0n) {
 		return 0n;
-	} else if (legendreSymbol(n, modulus) !== 1n) {
-		throw new Error("radicand is not a quadratic residue of the modulus");
 	} else if (modulus === 2n) {
 		return n % 2n;
+	} else if (legendreSymbol(n, modulus) !== 1n) {
+		throw new Error("radicand is not a quadratic residue of the modulus");
 	} else if (modulus % 4n === 3n) {
 		return modpow(n, (modulus+1n)/4n, modulus);
 	}