34+a=34
a = 0
75-c=75
c = 0
58-d=0
d = 58
m+0=0
m=0
l+l=0
l = 0
k-k=0
k = 0
0-n=0
n = 0
d+18=18
d = 0
34+a=34
a = 0
75-c=75
c = 0
58-d=0
d = 58
m+0=0
m=0
l+l=0
l = 0
k-k=0
k = 0
0-n=0
n = 0
d+18=18
d = 0