Can someone tell me why i got TLE on this problem: 2004D - Colored Portals i saw a lot of solution using BS so why mine won't pass and how can i improve it, here is my sub 276828392
Need help
Can someone tell me why i got TLE on this problem: 2004D - Colored Portals i saw a lot of solution using BS so why mine won't pass and how can i improve it, here is my sub 276828392