For problem statement at 1000-1999/1500-1599/1500-1509/1505/problemA.txt this is a correct solution, but verifier at 1000-1999/1500-1599/1500-1509/1505/verifierA.go ends with case 1 failed:
expected: "NO"
   got: ""
input:
lbz a can you fix the verifier? ```go
package main

func main() {}
```