title: Find Sum Even Index Binomial Coefficients
signature: function findSumEvenIndexBinomialCoefficients(n: number): number {
source_py: def find_sum_even_index_binomial_coefficients(n):
      C = [[0 for x in range((n + 1))] for y in range((n + 1))]
      for i in range(0, (n + 1)):
          for j in range(0, min(i, (n + 1))):
              if ((j == 0) or (j == i)):
                  C[i][j] = 1
              else:
                  C[i][j] = (C[(i - 1)][(j - 1)] + C[(i - 1)][j])
      sum = 0
      for i in range(0, (n + 1)):
          if ((n % 2) == 0):
              sum = (sum + C[n][i])
      return sum
source_cpp: int find_sum_even_index_binomial_coefficients(int n) {
    int C [ n + 1 ] [ n + 1 ];
    int i, j;
    for ( i = 0;
    i <= n;
    i ++ ) {
      for ( j = 0;
      j <= min ( i, n );
      j ++ ) {
        if ( j == 0 || j == i ) C [ i ] [ j ] = 1;
        else C [ i ] [ j ] = C [ i - 1 ] [ j - 1 ] + C [ i - 1 ] [ j ];
      }
    }
    int sum = 0;
    for ( int i = 0;
    i <= n;
    i += 2 ) sum += C [ n ] [ i ];
    return sum;
  }
question_info.test_list: [{"idx": 0, "outputs": 131072, "inputs": {"n": 18}}, {"idx": 1, "outputs": 9007199254740992, "inputs": {"n": 54}}, {"idx": 2, "outputs": 0, "inputs": {"n": 67}}, {"idx": 3, "outputs": 0, "inputs": {"n": 17}}, {"idx": 4, "outputs": 0, "inputs": {"n": 47}}, {"idx": 5, "outputs": 0, "inputs": {"n": 99}}, {"idx": 6, "outputs": 33554432, "inputs": {"n": 26}}, {"idx": 7, "outputs": 0, "inputs": {"n": 93}}, {"idx": 8, "outputs": 0, "inputs": {"n": 57}}]
question_info.entry_cls_name: Solution
question_info.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(n: number, expected:number): string {
      try{
          if (validateSolution(PLACEHOLDER_FN_NAME(n),expected)){
              return "PASSED";
          }
          return "FAILED";
      } catch (error) {
        return error.name;
      }
      
  }
      
  function main(){
    let result = '';
    result = driver(18, 131072);
    console.log(`TEST-0...${result}`);
  
    result = driver(54, 9007199254740992);
    console.log(`TEST-1...${result}`);
  
    result = driver(67, 0);
    console.log(`TEST-2...${result}`);
  
    result = driver(17, 0);
    console.log(`TEST-3...${result}`);
  
    result = driver(47, 0);
    console.log(`TEST-4...${result}`);
  
    result = driver(99, 0);
    console.log(`TEST-5...${result}`);
  
    result = driver(26, 33554432);
    console.log(`TEST-6...${result}`);
  
    result = driver(93, 0);
    console.log(`TEST-7...${result}`);
  
    result = driver(57, 0);
    console.log(`TEST-8...${result}`);
  
  };
  
  main();
question_info.extension: ts
question_info.entry_fn_name: findSumEvenIndexBinomialCoefficients
question_info.test_case_ids: 0 1 2 3 4 5 6 7 8
question_info.commands: tsc --target es2020 --lib es5,dom,es2015,es2020 __FILENAME__
question_info.commands: node __FILENAME__.js