32:b=64:8 32:b=8 b=32:8 b=4
y:4=49:7 y:4=7 y=7*4 y=28
380-b=330-175 380-b=155 b=380- 155 b=225
t+32=185-143 t+32=32 t=32-32 t=0
32:b=64:8 32:b=8 b=32:8 b=4
y:4=49:7 y:4=7 y=7*4 y=28
380-b=330-175 380-b=155 b=380- 155 b=225
t+32=185-143 t+32=32 t=32-32 t=0