i have tried for many test cases my code gives correct answer but on submitting it gives WA
my code: CodeChef: Practical coding for everyone
problem link: LIGHTS Problem - CodeChef
THANKS IN ADVANCE
i have tried for many test cases my code gives correct answer but on submitting it gives WA
my code: CodeChef: Practical coding for everyone
problem link: LIGHTS Problem - CodeChef
THANKS IN ADVANCE