EOJ Monthly 2019.2 存代碼

比賽連接node 官方題解c++ D 簽到題能不能別這麼卡啊web #include <bits/stdc++.h> using namespace std; typedef long long LL; LL l, r, k, m; LL fpow(LL a, LL b, LL up) { if(b * log(a) > log(up)) return -1; LL ret = 1; f

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