UID: 1401, Registered at 2025-11-2 17:07:19, last login at 2025-12-7 13:38:34, currently offline.
Solved 15 problems, RP: 68.8 (No. 252)
#include<bits/stdc++.h> using namespace std; int main(){ cout << "my name is happy!!!" return 0; }
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