Project 50 journey day 1

• 7點前起床✔️

• Morning Routine&運動一小時✔️
• 健康的飲食✔️

• 每天一小時學習新技能✔️
• 每天讀10頁的書✔️
• 寫日記自省✔️
• 每天解完一題Hacker Rank題目(今天寫了兩題)✔️

def birthday(s, d, m):

    # Write your code here

    count = 0

    for i in range(len(s) + 1 - m):

        if (sum(s[i:i+m]) == d): count+=1

    return(count) 

def strings_xor(s, t):

    res = ""

    for i in range(len(s)):

        if s[i] == t[i]:

            res += '0';

        else:

            res += '1';

    return res

s = input()

t = input()

print(strings_xor(s, t))