제출 #1011807

#제출 시각아이디문제언어결과실행 시간메모리
101180712345678Magic Show (APIO24_show)C++17
100 / 100
2 ms1084 KiB
#include <bits/stdc++.h> #include "Alice.h" using namespace std; std::vector<std::pair<int,int>> Alice(){ int N=5000; long long x=setN(N); vector<pair<int, int>> edg; for (int i=1; i<N; i++) edg.push_back({x%i+1, i+1}); return edg; }
#include <bits/stdc++.h> #include "Bob.h" using namespace std; #define ll __int128_t tuple<ll, ll, ll> euclid(ll a, ll b) { ll u=1, v=0, tmp; while (b) { tmp=a/b; a-=tmp*b; u-=tmp*v; swap(a, b); swap(u, v); } return make_tuple(a, u, v); } long long Bob(std::vector<std::pair<int,int>> V){ ll a=0, l=0; for (auto [u, v]:V) { if (l>=1e18) break; if (u>v) swap(u, v); u--; v--; if (a==0) { a=u, l=v; continue; } auto [d, x, y]=euclid(l, v); a=a+(x*(u-a)/d)%(v/d)*l; l=l*v/d; a=((a%l)+l)%l; } return a; }
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