code: def omp_sections_reduction():
      import math
  
      dt = 0.5
      rounding_error = 1.0e-9
  
      sum = 7
      dsum = 0
      dt = 1.0 / 3.0
      result = True
      product = 1
      logic_and = 1
      logic_or = 0
      bit_and = 1
      bit_or = 0
      i = 0
      exclusiv_bit_or = 0
  
      known_sum = (1000 * 999) / 2 + 7
  
      if "omp parallel":
          if "omp sections private(i) reduction(+:sum)":
              if "omp section":
                  for i in range(1, 300):
                      sum += i
              if "omp section":
                  for i in range(300, 700):
                      sum += i
              if "omp section":
                  for i in range(700, 1000):
                      sum += i
  
      if known_sum != sum:
          print("E: reduction(+:sum)")
          result = False
  
      diff = (1000 * 999) / 2
  
      if "omp parallel":
          if "omp sections private(i) reduction(-:diff)":
              if "omp section":
                  for i in range(1, 300):
                      diff -= i
              if "omp section":
                  for i in range(300, 700):
                      diff -= i
              if "omp section":
                  for i in range(700, 1000):
                      diff -= i
  
      if diff != 0:
          print("E: reduction(-:diff)")
          result = False
  
      dsum = 0
      dpt = 0
      for i in range(0, 20):
          dpt *= dt
      dknown_sum = (1 - dpt) / (1 - dt)
  
      if "omp parallel":
          if "omp sections private(i) reduction(+:dsum)":
              if "omp section":
                  for i in range(0, 7):
                      dsum += math.pow(dt, i)
              if "omp section":
                  for i in range(7, 14):
                      dsum += math.pow(dt, i)
              if "omp section":
                  for i in range(14, 20):
                      dsum += math.pow(dt, i)
  
      if abs(dsum - dknown_sum) > rounding_error:
          print("E: reduction(+:dsum)")
          result = False
  
      dsum = 0
      dpt = 0
      for i in range(0, 20):
          dpt *= dt
      ddiff = (1 - dpt) / (1 - dt)
  
      if "omp parallel":
          if "omp sections private(i) reduction(-:ddiff)":
              if "omp section":
                  for i in range(0, 6):
                      ddiff -= math.pow(dt, i)
              if "omp section":
                  for i in range(6, 12):
                      ddiff -= math.pow(dt, i)
              if "omp section":
                  for i in range(12, 20):
                      ddiff -= math.pow(dt, i)
  
      if abs(ddiff) > rounding_error:
          print("E: reduction(-:ddiff)")
          result = False
  
      if "omp parallel":
          if "omp sections private(i) reduction(*:product)":
              if "omp section":
                  for i in range(1, 3):
                      product *= i
              if "omp section":
                  for i in range(3, 6):
                      product *= i
              if "omp section":
                  for i in range(6, 11):
                      product *= i
  
      known_product = 3628800
  
      if known_product != product:
          print("E: reduction(*:product)")
          result = False
  
      logics = [1 for i in range(0, 1000)]
  
      if "omp parallel":
          if "omp sections private(i) reduction(&&:logic_and)":
              if "omp section":
                  for i in range(0, 300):
                      logic_and = logic_and and logics[i]
              if "omp section":
                  for i in range(300, 700):
                      logic_and = logic_and and logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      logic_and = logic_and and logics[i]
  
      if not logic_and:
          print("E: reduction(&&:logic_and)")
          result = False
  
      logic_and = 1
      logics[1000 // 2] = 0
  
      if "omp parallel":
          if "omp sections private(i) reduction(&&:logic_and)":
              if "omp section":
                  for i in range(0, 300):
                      logic_and = logic_and and logics[i]
              if "omp section":
                  for i in range(300, 700):
                      logic_and = logic_and and logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      logic_and = logic_and and logics[i]
  
      if logic_and:
          print("E: reduction(&&:logic_and) with logics[1000/2]=0")
          result = False
  
      logics = [0 for i in range(0, 1000)]
  
      if "omp parallel":
          if "omp sections private(i) reduction(||:logic_or)":
              if "omp section":
                  for i in range(0, 300):
                      logic_or = logic_or or logics[i]
              if "omp section":
                  for i in range(300, 700):
                      logic_or = logic_or or logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      logic_or = logic_or or logics[i]
  
      if logic_or:
          print("E: reduction(||:logic_or)")
          result = False
  
      logic_or = 0
      logics[1000 // 2] = 1
  
      if "omp parallel":
          if "omp sections private(i) reduction(||:logic_or)":
              if "omp section":
                  for i in range(0, 300):
                      logic_or = logic_or or logics[i]
              if "omp section":
                  for i in range(300, 700):
                      logic_or = logic_or or logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      logic_or = logic_or or logics[i]
  
      if not logic_or:
          print("E: reduction(||:logic_or) with logics[1000/2]=1")
          result = False
  
      logics = [1 for i in range(0, 1000)]
  
      if "omp parallel":
          if "omp sections private(i) reduction(&:bit_and)":
              if "omp section":
                  for i in range(0, 300):
                      bit_and = bit_and & logics[i]
              if "omp section":
                  for i in range(300, 700):
                      bit_and = bit_and & logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      bit_and = bit_and & logics[i]
  
      if not bit_and:
          print("E: reduction(&:bit_and)")
          result = False
  
      bit_and = 1
      logics[1000 // 2] = 0
  
      if "omp parallel":
          if "omp sections private(i) reduction(&:bit_and)":
              if "omp section":
                  for i in range(0, 300):
                      bit_and = bit_and & logics[i]
              if "omp section":
                  for i in range(300, 700):
                      bit_and = bit_and & logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      bit_and = bit_and & logics[i]
  
      if bit_and:
          print("E: reduction(&:bit_and) with logics[1000/2]=0")
          result = False
  
      logics = [0 for i in range(0, 1000)]
  
      if "omp parallel":
          if "omp sections private(i) reduction(|:bit_or)":
              if "omp section":
                  for i in range(0, 300):
                      bit_or = bit_or | logics[i]
              if "omp section":
                  for i in range(300, 700):
                      bit_or = bit_or | logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      bit_or = bit_or | logics[i]
  
      if bit_or:
          print("E: reduction(|:bit_or)")
          result = False
  
      bit_or = 0
      logics[1000 // 2] = 1
  
      if "omp parallel":
          if "omp sections private(i) reduction(|:bit_or)":
              if "omp section":
                  for i in range(0, 300):
                      bit_or = bit_or | logics[i]
              if "omp section":
                  for i in range(300, 700):
                      bit_or = bit_or | logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      bit_or = bit_or | logics[i]
  
      if not bit_or:
          print("E: reduction(|:bit_or) with logics[1000/2]=1")
          result = False
  
      logics = [0 for i in range(0, 1000)]
  
      if "omp parallel":
          if "omp sections private(i) reduction(^:exclusiv_bit_or)":
              if "omp section":
                  for i in range(0, 300):
                      exclusiv_bit_or = exclusiv_bit_or ^ logics[i]
              if "omp section":
                  for i in range(300, 700):
                      exclusiv_bit_or = exclusiv_bit_or ^ logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      exclusiv_bit_or = exclusiv_bit_or ^ logics[i]
  
      if exclusiv_bit_or:
          print("E: reduction(^:exclusiv_bit_or)")
          result = False
  
      exclusiv_bit_or = 0
      logics[1000 // 2] = 1
  
      if "omp parallel":
          if "omp sections private(i) reduction(^:exclusiv_bit_or)":
              if "omp section":
                  for i in range(0, 300):
                      exclusiv_bit_or = exclusiv_bit_or ^ logics[i]
              if "omp section":
                  for i in range(300, 700):
                      exclusiv_bit_or = exclusiv_bit_or ^ logics[i]
              if "omp section":
                  for i in range(700, 1000):
                      exclusiv_bit_or = exclusiv_bit_or ^ logics[i]
  
      if not exclusiv_bit_or:
          print("E: reduction(^:exclusiv_bit_or) with logics[1000/2]=1")
          result = False
      return result
  
label_desc: Use image node_id 1 for calling a global function with example usage: omp_sections_reduction() and returns: result