제출 #1252294

#제출 시각아이디문제언어결과실행 시간메모리
1252294ginkgobiloba선물 (IOI25_souvenirs)C++20
4 / 100
0 ms412 KiB
#include <iostream> #include <vector> #include <utility> using namespace std; std::pair<std::vector<int>, long long> transaction(long long M); void solve_2(int N, long long P0) { transaction(P0 - 1); } void solve_3(int N, long long P0) { auto t = transaction(P0 - 1); long long s = P0 - 1 - t.second; if (t.first.size() == 1) { transaction(s - 1); } else { transaction(s / 2); } } void buy_souvenirs(int N, long long P0) { if (N == 2) { solve_2(N, P0); return; } if (N == 3) { solve_3(N, P0); return; } }
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