题解 | #密码游戏#

num= input()
# num= 1234

# print(num.split())  #执行结果['1234']
# print(num.split()[0])  #执行结果1234
# print(num.split()[1])  #报错 IndexError: list index out of range


# print(num)      #执行结果1234
# print(num[1])   #执行结果2
num1=[(int(num[i])+3)%9 for i in range(len(num))]
# print(num1[2],num1[3],num1[0],num1[1])  #执行结果6 7 4 5
print(num1[2],num1[3],num1[0],num1[1],sep='')  #执行结果6745