2 logic fixes

RandomHashTags · Apr 28, 2023 · 63adbd6 · 63adbd6
1 parent 10c8fd1
commit 63adbd6
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/Sources/huge-numbers/HugeDecimal.swift b/Sources/huge-numbers/HugeDecimal.swift
@@ -133,7 +133,7 @@ public extension HugeDecimal {
 
     /// - Warning: This doesn't add the resulting quotient to the `left` variable.
     static func += (left: inout HugeDecimal, right: HugeDecimal) { // TODO: support addition of repeating numbers
-        left.value += right.value
+        left = HugeDecimal.add(left: left, right: right).result
     }
 }
 internal extension HugeDecimal {
@@ -167,7 +167,7 @@ public extension HugeDecimal {
     }
 
     static func -= (left: inout HugeDecimal, right: HugeDecimal) { // TODO: support subtraction of repeating numbers
-        left.value -= right.value
+        left += -right
     }
 }
 /*

diff --git a/Sources/huge-numbers/HugeInt.swift b/Sources/huge-numbers/HugeInt.swift
@@ -614,6 +614,12 @@ public extension HugeInt {
     static func / (dividend: HugeInt, divisor: HugeInt) -> (quotient: HugeInt, remainder: HugeRemainder?) {
         if dividend == HugeInt.zero {
             return (HugeInt.zero, divisor == HugeInt.zero ? nil : HugeRemainder(dividend: dividend, divisor: divisor))
+        } else if divisor.numbers == [1] {
+            if divisor.is_negative {
+                return (-dividend, nil)
+            } else {
+                return (dividend, nil)
+            }
         }
         guard dividend >= divisor else {
             return (HugeInt.zero, HugeRemainder(dividend: dividend, divisor: divisor))