Challenge 24 Electronic Contest Practice

All ADA95 DOC ASM32 BASH BF C CSHARP C++ 4.3.2 CPP C99 CLPS LISP clisp LISP sbcl D ERL FORTRAN HASK ICON ICK JAR JAVA JS-RHINO LUA NEM NICE OCAML PAS-GPC PAS-FPC PDF PERL PHP PIKE PS PRLG-swi PYTHON RUBY SCM guile SCM qobi ST TEXT WHITESPACE

list of ec07 problems

ID	NAME	CODE	USERS	ACC %
3844	EC07A String the Beads (E)	C24E07AE	0	0.00
3846	EC07B Strict Teachers (E)	C24E07BE	0	0.00
3848	EC07C Replacing the Talking Pets (E)	C24E07CE	0	0.00
3850	EC07D Race Track (E)	C24E07DE	4	37.50
3852	EC07E Meteor Defense (E)	C24E07EE	0	0.00
3854	EC07F Some More Meteor Defense (E)	C24E07FE	2	75.00
3856	EC07G Interplanetary Etymology (E)	C24E07GE	0	0.00