К-67>94
к>94+67
к>161
_____161_____>
. ...............//////////
43+у>72
у>72-43
у>29
_____29_____>
..................\\\\\\\\\\
504:н>9
504>9н
н<504/9<br>н<56<br>_____56______>
\\\\\\\\\
7а>966
а>966/7
а>138
_____138_____>
...................\\\\\\\\\\