I was too doubtful.These are two links.
https://codeforces.me/contest/1909/submission/268718517 This is in C++20.
https://codeforces.me/contest/1909/submission/268707177 This is in C++14.
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Because you used
long long, C++20 is 64-bit and C++14 is 32-bit.Thank you.