update polynomial

dolong2110 · dolong2110 · commit bfdaa411ef24 · 2022-08-09T17:05:15.000+07:00
diff --git a/polynomial.py b/polynomial.py
@@ -81,9 +81,7 @@ def add(self, other: Polynomial) -> Polynomial:
         small_coefficients = copy.deepcopy(self.coefficients)
 
         if self.len > len(other.coefficients):
-            large_coefficients = copy.deepcopy(self.coefficients)
-            small_coefficients = copy.deepcopy(other.coefficients)
-
+            large_coefficients, small_coefficients = small_coefficients, large_coefficients
 
         i, j = len(large_coefficients) - 1, len(small_coefficients) - 1
         while j >= 0:
