https://codeforces.net/contest/1471/submission/105087978 I am unable to understand why my code fails TC 47. Any help would be highly appreciated. Thank you !

https://codeforces.net/contest/1278/submission/75598239 Prob D DIV2 Educational Round 78.. https://codeforces.net/contest/1278/problem/D Can someone please help me figure out why my code gives TLE on TEST 49 ? It would be a huge help ! Thanks in advance!

https://codeforces.net/contest/1237/submission/73515840 I have done as mentioned here : https://codeforces.net/blog/entry/70547?#comment-550733 Cannot figure out my mistake ! Thanks in advance !

https://codeforces.net/contest/1241/submission/68625338

I can't figure out why my code isn't working. Please help me figure out a simpler test case that my code fails. Thanks in advance !

https://codeforces.net/contest/1265/submission/68128052

Can anyone explain why this code is giving WA on test 6 and how do I correct it ? Thanks in advance.

https://codeforces.net/contest/1277/submission/68086797

Please can anyone tell me why my code is giving runtime error ? PLEASE HELP. Thanks in advance !