PROGRAMMING:Judging login information -- Java string comparison
Receive two strings from the keyboard, the first represents the user name and the second represents the password.
(1) If the user name is swpuiot and the password is 123456, the output is welcome
(2) If the user name is correct and the password is incorrect, output: mismatch
(3) In other cases, output: notexist
To output information, it is recommended to copy from the title to ensure accurate matching.
###Input format:
Two strings separated by spaces.
###Output format:
A word or phrase capitalized.
###Input example:
```in
SwpuIot 123456
```
###Output example:
```out
Welcome
```
answer：If there is no answer, please comment
(1) If the user name is swpuiot and the password is 123456, the output is welcome
(2) If the user name is correct and the password is incorrect, output: mismatch
(3) In other cases, output: notexist
To output information, it is recommended to copy from the title to ensure accurate matching.
###Input format:
Two strings separated by spaces.
###Output format:
A word or phrase capitalized.
###Input example:
```in
SwpuIot 123456
```
###Output example:
```out
Welcome
```
answer：If there is no answer, please comment