title: Number Non Negative Integral Solutions B C N 1
signature: func numberNonNegativeIntegralSolutionsBCN1(n int) int {
test_code: package main
  
  import (
      "fmt"
      "reflect"
      "math"
      "sort"
  )
  
  // SOLUTION CODE
  // ===================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE
  // ===================================
  func validateSolution(actual int, expected int) bool {
      return reflect.DeepEqual(actual,expected)
  }
  
  func driver(n int, expected int) string {
      if validateSolution(PLACEHOLDER_FN_NAME(n),expected) {
              return "PASSED"
      }
      return "FAILED"
  
  }
  
  func main() {
  
      // Use imports to avoid undefined errors
      var _ = reflect.DeepEqual
      _ = math.Abs
      _ = sort.Sort
      result := ""
      result = driver(41, 903)
      fmt.Printf("TEST-0...%s\n", result)
      
      result = driver(72, 2701)
      fmt.Printf("TEST-1...%s\n", result)
      
      result = driver(54, 1540)
      fmt.Printf("TEST-2...%s\n", result)
      
      result = driver(75, 2926)
      fmt.Printf("TEST-3...%s\n", result)
      
      result = driver(87, 3916)
      fmt.Printf("TEST-4...%s\n", result)
      
      result = driver(41, 903)
      fmt.Printf("TEST-5...%s\n", result)
      
      result = driver(78, 3160)
      fmt.Printf("TEST-6...%s\n", result)
      
      result = driver(80, 3321)
      fmt.Printf("TEST-7...%s\n", result)
      
      result = driver(46, 1128)
      fmt.Printf("TEST-8...%s\n", result)
      
      result = driver(9, 55)
      fmt.Printf("TEST-9...%s\n", result)
      
          
  }
source_py: def number_non_negative_integral_solutions_b_c_n_1(n):
      return int((((n + 1) * (n + 2)) / 2))
source_cpp: int number_non_negative_integral_solutions_b_c_n_1(int n) {
    return ( ( n + 1 ) * ( n + 2 ) ) / 2;
  }