# define xxif 300 # define xxelse 301 # define xxwhile 302 # define xxrept 303 # define xxdo 304 # define xxrb 305 # define xxpred 306 # define xxident 307 # define xxle 308 # define xxge 309 # define xxne 310 # define xxnum 311 # define xxcom 312 # define xxstring 313 # define xxexplist 314 # define xxidpar 315 # define xxelseif 316 # define xxlb 318 # define xxend 319 # define xxcase 320 # define xxswitch 321 # define xxuntil 322 # define xxdefault 323 # define xxeq 324 # define xxuminus 281