https://mirror.codeforces.com/contest/1580/problem/A
In this problem i know the brute force which will be (400)^4 which will give tle for sure.can anyone tell me some better approach for this by which it can be solved in the given time limit
https://mirror.codeforces.com/contest/1580/problem/A
In this problem i know the brute force which will be (400)^4 which will give tle for sure.can anyone tell me some better approach for this by which it can be solved in the given time limit
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