Getting Tle in submission

I am doing this question from codeforces…
https://codeforces.com/contest/342/problem/B
This is my solution…
https://codeforces.com/contest/342/submission/98856065
This is showing Tle…
I am not able to get why.
Please see this…

Hey @ashishnnnnn
Complexity of 1st loop is m*t1 == 10^14 i.e why u are getting TLE ,refer to editorial for correct approach

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