1c 2 3# 2 parameters 41 4 51 0 0 0 6 70 8 9# 1 statement 101 11 12# 1 domain 13# i=n+2 141 152 5 160 -1 0 1 2 170 1 0 -1 -3 180 0 0 19 200 21 22# 0 scattering function 23# c1=M+1 24# c2=N 250 26 270 28 29 30 31