I am getting WA for all the subtasks of FCTRE of April long challenge .
My solution link is: https://www.codechef.com/viewsolution/31839538
Can anyone please help me suggest a test case for which my solution is giving Wrong Answer or suggest the error in my logic or any other error in my code…
Input
1
4
1 2
1 3
4 2
11 17 17 29
2
1 4
2 3
Output
1
16
Expected Output
8
6
hope you can figure out why…this is giving wrong answer
oh…thanks a lot for helping me figure out my error 
And also thank you for responding to my query…
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