title: Program Print Sum Given Nth Term
signature: function programPrintSumGivenNthTerm(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(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(39, 1521);
    console.log(`TEST-0...${result}`);
  
    result = driver(20, 400);
    console.log(`TEST-1...${result}`);
  
    result = driver(10, 100);
    console.log(`TEST-2...${result}`);
  
    result = driver(39, 1521);
    console.log(`TEST-3...${result}`);
  
    result = driver(70, 4900);
    console.log(`TEST-4...${result}`);
  
    result = driver(21, 441);
    console.log(`TEST-5...${result}`);
  
    result = driver(21, 441);
    console.log(`TEST-6...${result}`);
  
    result = driver(80, 6400);
    console.log(`TEST-7...${result}`);
  
    result = driver(89, 7921);
    console.log(`TEST-8...${result}`);
  
    result = driver(99, 9801);
    console.log(`TEST-9...${result}`);
  
  };
  
  main();
source_py: def program_print_sum_given_nth_term(n):
      S = 0
      for i in range(1, (n + 1)):
          S += ((i * i) - ((i - 1) * (i - 1)))
      return S
source_cpp: int program_print_sum_given_nth_term(long n) {
    int S = 0;
    for ( int i = 1;
    i <= n;
    i ++ ) S += i * i - ( i - 1 ) * ( i - 1 );
    return S;
  }