fix: update examples in README and BigIntCoercion class for accurate output values

Author: jkyberneees

README.md

@@ -296,7 +296,7 @@ import { stringToBigInt } from "k-number-utils"
 // Basic ASCII string - returns BigIntCoercion instance
 const hello = stringToBigInt("hello")
 hello.toBigInt() // 448378203247n
-hello.toInt32() // 1818522991
+hello.toInt32() // 1701604463
 hello.toUint8() // 111 (lower 8 bits)
 
 // Single character
@@ -312,8 +312,8 @@ stringToBigInt("🚀").toBigInt() // 4036991616n
 stringToBigInt("🚀").toInt32() // -257975680
 
 // Chinese characters
-stringToBigInt("你好").toBigInt() // 15060223084n
-stringToBigInt("你好").toChar() // '好' (lower 16 bits)
+stringToBigInt("你好").toBigInt() // 251503099356605n
+stringToBigInt("你好").toChar() // 'ꖽ' (lower 16 bits)
 
 // Mixed content
 const mixed = stringToBigInt("Hello 🌍")

src/bigint-coercion.ts

@@ -10,7 +10,7 @@
  * const bn = new BigIntCoercion(123456789n);
  * bn.toInt32();     // 123456789
  * bn.toUint8();     // 21 (truncated to 8 bits)
- * bn.toChar();      // 'Í' (Unicode character from lower 16 bits)
+ * bn.toChar();      // '촕' (Unicode character from lower 16 bits)
  *
  * @example
  * // Collision example - large values wrap around
@@ -242,7 +242,7 @@ export class BigIntCoercion {
    * @example
    * new BigIntCoercion(65n).toChar();      // 'A'
    * new BigIntCoercion(8364n).toChar();    // '€' (Euro sign)
-   * new BigIntCoercion(128512n).toChar();  // '😀' (would wrap to 16 bits)
+   * new BigIntCoercion(128512n).toChar();  // '' (wraps to 16 bits: 62976)
    */
   toChar(): string {
     const codePoint = this.toUint16()