Below is an instruction that describes a task. Write a response that appropriately completes the request in French. Please answer in French.

### Instruction:
 Mark started the day with 14 buttons. His friend Shane gave him 3 times that amount of buttons. Then his other friend Sam asked if he could have half of Mark’s buttons. How many buttons did Mark end up with?


### Response:
 Mark a commencé la journée avec 14 boutons. Son ami Shane lui a donné 3 fois ce nombre de boutons. Ensuite, son autre ami Sam lui a demandé s'il pouvait avoir la moitié des boutons de Mark. Combien de boutons Mark a-t-il finalement ?