https://www.codechef.com/viewsolution/55197943
what is wrong in my logic?getting wrong ans.
There must be one red and one green in between two blues.
in this testcase -
1
3 3 3
BRRRGGGBB
1 2
2 3
2 4
2 5
2 6
2 7
3 8
4 9
As you can see you have connected
1 → 2 → 4 → 9
B → R → R → B
Both 2 and 4 are red.
which is incorrect.
thanks:)