sum = 0
i = 0
print('-----------------------------')
print('PROGRAM HITUNG RATA-RATA')
print('-----------------------------')
while True:
 try:
  bilangan = int(input('Masukan bilangan bulat : '))
 except ValueError:
  print('Bukan bilangan bulat')
  continue
sum += bilangan
i += 1
rata2 = sum/i
jawab = input('Lagi (y/n)? : ')


if jawab == 'n':
    Break

    
print('-----------------------------')
print('Rata-ratanya adalah : ', rata2)
