­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­

: (1/2) + (1/2)
: (1/3) + (1/3) + (1/3)
: (1/4) + (1/4) + (1/4) + (1/4)

: (2/3) + (1/3)
: (1/3) + (2/3)
: (1/2) + (1/4) + (1/4)
: (1/4) + (1/4) + (1/2)
: (1/4) + (1/2) + (1/4)