/Java/Binary to Decimal Conversion in java

Binary to Decimal Conversion in java

Binary string to int java

int decimal=Integer.parseInt(binaryString,2);

Binary to Decimal Conversion in java

class Main {
    
  public static void main(String[] args) {

    // binary number
    long num = 110110111;

    // call method by passing the binary number
    int decimal = convertBinaryToDecimal(num);

    System.out.println("Binary to Decimal");
    System.out.println(num + " = " + decimal);
  }

  public static int convertBinaryToDecimal(long num) {
    int decimalNumber = 0, i = 0;
    long remainder;
    
    while (num != 0) {
      remainder = num % 10;
      num /= 10;
      decimalNumber += remainder * Math.pow(2, i);
      ++i;
    }
    
    return decimalNumber;
  }
}

Source: programiz.com

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