402 :
root ★:
LLLWLLCWLWLWLLLLLLLWLLWCLLWLWWCCWWLLWWLLCLLLLLCLLWLCWLLLLLLLLCCL
LLLWWLCLCLCLLLCLWWLLLWCCLLLCWWLLWLLLLLLLCLWWLLLWLLWWWLWLWLLLLWLW
LLLCLLLWWLCLLLLLCWLWLLLLWLLCLCLLLLLLLWLLLLCLLWLLWCLCLLLLLLLLLLWL
LLLCWWWLLLWLLLCLLLWWLWLCCLLLLLLLLLLCLWLLWLWCLLLLCLLLCCCLLLLLLLCL
LLCLLLLLLCLLLCLLWLWLLLCLLLCLLLLLLWWWCWLCLLLLCCLCLLCWCLLCLCLLLLLL
LWCLWLLLCWWLWLCLLLCLLLLLLCLWLLLLLCLLLLCWLLLLLLLLWCLWLLCWLLLLLWWW
LLCLLLLLCWWWWCCWLLLLLCWLLLWWWWWCWLLLLLLLLLLCLWLWCWLLLLLLLCLLWLLL
WCLLLWCLLLLLLLLWLLLLWLWWLWLWCCLLLLLLLLLWLLCCWLLWLLLLCLWWLLCLCWLC
LLLCLLLCCLLLLLWCWLLCWWLLWLLWLLWWLLWLLWLLLLLLLLWCCCLCWCLLWLLLLLLW
LLLWWWLWLWLLLCLCLLLCLLWLWWLWWWWLLLLLCLWLLLWWLLLWWLWLLCWCLWWLLLWL
LLLLWWLLLLLLCLLWCLLLLLLWLLLLLLLLLCLLLLLWLLWLWLCLLCLCWLWLLLCCCLLW
LWCLLWLCLLLLLLLWLLCLLLWLWLWLLLLLLWLCWCLLLLLLWLLWLCCLLLWCLLCWCLWL
WWLLLWWLCLLLWCWWLLLLCLLLCLLCLLLLLLCLWLWLLCCLLWLLLLWCLWLLLLCWWLLL
CLLLLWLLLWLCWLLWCLLWLLLLLLCLWLLWCWWCLLLLLLWLLLLLWLWLWCLLWCCLWLLC
LWLLLCCLCWLLLLLWCLLWCWCLLCCLLCLLLLLLLLLCLLWLLLLLLLLLLWLLWLLCLLWC
CLWCLLLLLLLCLLLLLCLLLWLLLLLLLLLLLLCLLLLCLLLLLLLWCLLLLLCCLWLLLLLL
LLLWWLWCWLLLLCLWLLLLLLLCLLLWLLLWLLWLCLLCLLLCLWWWWLLLCLLLLCLCLWLW
LLLWWLLWLLCLLCWLLLLLLWLCCWLCLLLLLWWLLLLLWWLLWLLLWLCLLLLLWLWLWLLW
LLCCWLLLLCLCLLLLLLLLWLLWLWLLLLWWWLLLLLLLLCLLLLCLLLLLLCWWCLLLWLLL
WWLLLLLWWLCLLLLLWWCLLWLLLLLLWLLLLLLLWWLLLWWLLWWLLLLLLCCWLLLWLLLW
LLLLCLLLLCWLCLWLCLLCCCCLLLWLCLLLLLLLWCLLLLCLLWWLLLCLLLLLWCLWLLWW
WLWLWLWLLCLLLLCLLLCLLWLCLWWLLLLLWLLLWLLLWWLLLWLWLLLCLWCLLWCLWLWL