ddd

floors = int(input())
rooms = int(input())
letter = ""
conc = f"L{floors}{0}"
if floors == 0 or rooms == 0:
    print()
else:
    for r in range(1, rooms):
        conc += f" L{floors}{r}"
    print(conc)

    for f in range(floors - 1, 0, -1):
        conc = ""
        if f % 2 == 0:
            letter = "O"
        else:
            letter = "A"
        conc = f"{letter}{f}0"
        for r in range(1, rooms):
            conc += f" {letter}{f}{r}"
        print(conc)