After staring at my code for nearly 1 hour, and even comparing my code to someone's else i still couldn't know why my code gives wrong answer for some testcases, is it the way I'm taking the mod ?
UPD: Its actually 2 hours
After staring at my code for nearly 1 hour, and even comparing my code to someone's else i still couldn't know why my code gives wrong answer for some testcases, is it the way I'm taking the mod ?
UPD: Its actually 2 hours
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Auto comment: topic has been updated by rmz (previous revision, new revision, compare).
See this
You were not initializing the dp array properly on line 62
damn, thanks.