python to java converter
                                import sys
import math
width = int(input())
height = int(input())
players = int(input())
class Player:
    def __init__(self, x, y):
        self.x = x
        self.y = y
DIR = {'UP' : 'C', 'RIGHT' : 'A', 'DOWN' : 'D', 'LEFT' : 'E', 'STAY' : 'B'}
grid = [['?' for x in range(width)] for y in range(height)]
enemies = [Player(-1,-1) for e in range(players-1)]
player = Player(-1,-1)
def enemyAtPos(x, y):
    for e in enemies:
        if x == e.x and y == e.y:
            return True
    return False
def getPossibleMoves(x, y):
    possibleMoves = []
    if grid[(y-1)%height][x] != '#':
        if not enemyAtPos(x, y-1) and not enemyAtPos(x, y-2) and not enemyAtPos(x-1, y-1) and not enemyAtPos(x+1, y-1):
            possibleMoves.append([x, (y-1)%height])
    if grid[y][(x+1)%width] != '#':
        if not enemyAtPos(x+1, y) and not enemyAtPos(x+2, y) and not enemyAtPos(x+1, y-1) and not enemyAtPos(x+1, y+1):
            possibleMoves.append([(x+1)%width, y])
    if grid[(y+1)%height][x] != '#':
        if not enemyAtPos(x, y+1) and not enemyAtPos(x, y+2) and not enemyAtPos(x-1, y+1) and not enemyAtPos(x+1, y+1):
            possibleMoves.append([x, (y+1)%height])
    if grid[y][(x-1)%width] != '#':
        if not enemyAtPos(x-1, y) and not enemyAtPos(x-2, y) and not enemyAtPos(x-1, y-1) and not enemyAtPos(x-1, y+1):
            possibleMoves.append([(x-1)%width, y])
    return possibleMoves