제출 #108020

#제출 시각아이디문제언어결과실행 시간메모리
108020tri자동 인형 (IOI18_doll)C++14
2 / 100
99 ms14708 KiB
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; typedef vector<int> vi; typedef vector<ld> vd; typedef vector<ll> vl; typedef pair<int, vi> ivi; #define pb push_back #define f first #define s second namespace debug { const int DEBUG = false; template<class T1, class T2> void pr(const pair<T1, T2> &x); template<class T, size_t SZ> void pr(const array<T, SZ> &x); template<class T> void pr(const vector<T> &x); template<class T> void pr(const set<T> &x); template<class T1, class T2> void pr(const map<T1, T2> &x); template<class T> void pr(const T &x) { if (DEBUG) cout << x; } template<class T, class... Ts> void pr(const T &first, const Ts &... rest) { pr(first), pr(rest...); } template<class T1, class T2> void pr(const pair<T1, T2> &x) { pr("{", x.f, ", ", x.s, "}"); } template<class T> void prIn(const T &x) { pr("{"); bool fst = 1; for (auto &a : x) { pr(fst ? "" : ", ", a), fst = 0; } pr("}"); } template<class T, size_t SZ> void pr(const array<T, SZ> &x) { prIn(x); } template<class T> void pr(const vector<T> &x) { prIn(x); } template<class T> void pr(const set<T> &x) { prIn(x); } template<class T1, class T2> void pr(const map<T1, T2> &x) { prIn(x); } void ps() { pr("\n"); } template<class Arg, class... Args> void ps(const Arg &first, const Args &... rest) { pr(first, " "); ps(rest...); } } using namespace debug; void answer(vi C, vi X, vi Y); vi cAns; vi xAns; vi yAns; int nS = 1; ivi construct(int i) { if (i == 2) { ivi ret = {nS, {nS, -nS}}; nS++; ps("vS1:", i, ret.s.size()); return ret; } else if (i == 3) { ps(nS + 1, -nS); xAns[nS] = -(nS + 1); yAns[nS] = -(nS + 2); yAns[nS + 1] = -nS; ivi ret = {nS, {nS + 1, nS + 2, -(nS + 2)}}; nS += 3; ps("vS2:", i, ret.s.size()); return ret; } if (i & 1) { int n = (i + 1) / 2; ivi a = construct(n); ivi b = construct(n); xAns[nS] = -a.f; yAns[nS] = -b.f; int aLast = a.second[a.second.size() - 1]; ps(aLast, nS); if (aLast >= 0) { xAns[aLast] = -nS; } else { yAns[-aLast] = -nS; } vi ret; for (int i = 0; i < n - 1; i++) { ret.pb(a.s[i]); ret.pb(b.s[i]); } ret.pb(b.s[n - 1]); ps("vS:", i, ret.size()); return {nS++, ret}; } else { int n = i / 2; ivi a = construct(n); ivi b = construct(n); xAns[nS] = -a.f; yAns[nS] = -b.f; vi ret; for (int j = 0; j < n; j++) { ret.pb(a.s[j]); ret.pb(b.s[j]); } return {nS++, ret}; } } void create_circuit(int M, vi ord) { ps("acc"); int N = ord.size(); cAns.resize(M + 1); xAns.resize(2 * N + 1); yAns.resize(2 * N + 1); vi cnt(M + 1); for (int i = 0; i < N; i++) { cnt[ord[i]]++; } vector<vi> out(M); vi used(M); for (int i = 1; i <= M; i++) { if (cnt[i] > 1) { ivi inf = construct(cnt[i]); ps("inf:", i, inf); cAns[i] = -inf.f; out[i] = inf.s; } } ps("cnt[1]:", cnt[1]); ps("out:", out); ps("used:", used); ps(xAns); ps(yAns); cAns[0] = ord[0]; for (int i = 0; i + 1 < N; i++) { int cV = ord[i]; int nV = ord[i + 1]; if (cnt[cV] == 1) { cAns[cV] = nV; } else { int link = out[cV][used[cV]++]; ps("con", i, nV, link); if (link >= 0) { xAns[link] = nV; } else { yAns[-link] = nV; } } } int cV = ord[N - 1]; int nV = 0; if (cnt[cV] == 1) { cAns[cV] = nV; } else { int link = out[cV][used[cV]++]; if (link >= 0) { xAns[link] = nV; } else { yAns[-link] = nV; } } ps(xAns); ps(yAns); vi nX(xAns.begin() + 1, xAns.begin() + nS); vi nY(yAns.begin() + 1, yAns.begin() + nS); ps(nX); ps(nY); ps(cAns); answer(cAns, nX, nY); }
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