It really would depend on what E-Mail system you're using.
If say, you're using G-Mail, the Recipient's address would be placed simply in the "To" bar right above the "Subject" bar.
Answer:
you should talk to them when u think its the right time and you think u can trust them
Answer:
numbers = '14 36 31 -2 11 -6'
nums = numbers.split(' ')
for i in range(0, len(nums)):
nums[i] = int(nums[i])
print(nums)