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package game
import (
"fmt"
)
type Position struct {
X int
Y int
}
const POSITION_FMT = "(%d, %d)"
func (p Position) String() string {
if p == INVALID_POSITION() {
return "INVALID_POSITION"
}
return fmt.Sprintf(POSITION_FMT, p.X, p.Y)
}
func INVALID_POSITION() Position {
return Position{-1, -1}
}
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