BC20270067

UID: 1995, Registered at 2024-9-3 10:02:52, last login at 2025-11-26 11:25:35, currently offline.

Solved 1 problems, RP: 6 (No. 681)

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#include <bits/stdc++.h>
using namespace std;

int main() {
    cout<<"";
    cout<<endl;
    cout<<"";
    return 0;
}