A password is strong if it contains:
- At least 1 digit.
- At least 1 upper-case characters.
- At least 1 lower-case characters.
and at least 8 characters long.
Determine whether or not the given password $S$ is trong.
### Input
- 1 line contains string $S$.
### Output
- `STRONG` if $S$ is strong, `WEAK` otherwise.
### Constraints
- $1 \le |S| \le 1000$.
- $S$ contains only alphanumeric characters.
### Example
Input:
```
Chiruno9
```
Output:
```
STRONG
```
