title: Swap Bits In A Given Number
signature: function swapBitsInAGivenNumber(x: number, p1: number, p2: number, n: number): number {
test_code: 
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  function convertToString(value: any): string{
      return JSON.stringify(value, function (key, val) {
          if (val instanceof Set) {
              return Array.from(val);
          } return val;});
  }
  
  function validateSolution(actual: number, expected: number): boolean {
      return convertToString(actual) === convertToString(expected);
  }
  
  function driver(x: number, p1: number, p2: number, n: number, expected:number): string {
      try{
          if (validateSolution(PLACEHOLDER_FN_NAME(x, p1, p2, n),expected)){
              return "PASSED";
          }
          return "FAILED";
      } catch (error) {
        return error.name;
      }
      
  }
      
  function main(){
    let result = '';
    result = driver(95, 88, 97, 92, 95);
    console.log(`TEST-0...${result}`);
  
    result = driver(16, 26, 59, 42, 16);
    console.log(`TEST-1...${result}`);
  
    result = driver(55, 56, 40, 41, 55);
    console.log(`TEST-2...${result}`);
  
    result = driver(75, 35, 79, 30, 75);
    console.log(`TEST-3...${result}`);
  
    result = driver(90, 12, 59, 34, 90);
    console.log(`TEST-4...${result}`);
  
    result = driver(58, 65, 25, 19, 58);
    console.log(`TEST-5...${result}`);
  
    result = driver(69, 64, 17, 94, 69);
    console.log(`TEST-6...${result}`);
  
    result = driver(36, 33, 97, 44, 36);
    console.log(`TEST-7...${result}`);
  
    result = driver(62, 69, 66, 9, 62);
    console.log(`TEST-8...${result}`);
  
  };
  
  main();
source_py: def swap_bits_in_a_given_number(x, p1, p2, n):
      set1 = ((x >> p1) & ((1 << n) - 1))
      set2 = ((x >> p2) & ((1 << n) - 1))
      xor = (set1 ^ set2)
      xor = ((xor << p1) | (xor << p2))
      result = (x ^ xor)
      return result
source_cpp: int swap_bits_in_a_given_number(unsigned int x, unsigned int p1, unsigned int p2, unsigned int n) {
    unsigned int set1 = ( x >> p1 ) & ( ( 1U << n ) - 1 );
    unsigned int set2 = ( x >> p2 ) & ( ( 1U << n ) - 1 );
    unsigned int Xor = ( set1 ^ set2 );
    Xor = ( Xor << p1 ) | ( Xor << p2 );
    unsigned int result = x ^ Xor;
    return result;
  }