Hackerrank_Bon_Appétit.py

#!/bin/python3

import math

import os

import random

import re

import sys

# Complete the bonAppetit function below.

def bonAppetit(bill, k, b):

    count=0

    for i in range(len(bill)):

        if(i!=k):

            count+=bill[i]

    pay = count//2

    if(pay != b):

        print(b-pay)

    else:

        print("Bon Appetit")

if __name__ == '__main__':

    nk = input().rstrip().split()

    n = int(nk[0])

    k = int(nk[1])

    bill = list(map(int, input().rstrip().split()))

    b = int(input().strip())

    bonAppetit(bill, k, b)