c1 0 1
c2 0 1
c2h6 0 1
c3 0 1
c4 0 1
c5 0 1
ch4 0 1
h1 0 1
h10 0 1
h11 0 1
h12 0 1
h13 0 1
h14 0 1
h15 0 1
h2 0 1
h3 0 1
h4 0 1
h5 0 1
h6 0 1
h7 0 1
h8 0 1
h9 0 1
r1 0 1
r10 0 1
r11 0 1
r12 0 1
r13 0 1
r14 0 1
r15 0 1
r16 0 1
r2 0 1
r3 0 1
r4 0 1
r5 0 1
r6 0 1
r7 0 1
r8 0 1
r9 0 1