답안 #245034

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
245034	2020-07-05T11:15:40 Z	vioalbert	Collecting Stamps 3 (JOI20_ho_t3)	C++14	컴파일 오류	0 ms	0 KB

ho_t3

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const ll N = 205;
ll n, l;
ll cl[N], ccl[N], t[N];

void read() {
	cin >> n >> l;
	cl[0] = ccl[0] = 0;
	for(int i = 1; i <= n; i++) {
		cin >> cl[i];
		ccl[i] = l - cl[i];
	}
	for(int i = 1; i <= n; i++)
		cin >> t[i];
}

struct state {
	int l, r, cnt; bool dir;
	bool operator<(const state& ot) const {
		return cnt < ot.cnt;
	}
};

void solve() {
	priority_queue<pair<ll, state>, vector<pair<ll, state>>, greater<pair<ll, state>>> pq;
	ll dist[n+2][n+2][n+2][2];
	bool vis[n+2][n+2][n+2][2];
	memset(dist, -1, sizeof dist);
	memset(vis, 0, sizeof vis);
	int ans = 0;
	pq.emplace(0, {1, n, 0, 0});
	dist[1][n][0][0] = 0;
	while(!pq.empty()) {
		state u = pq.top().second; pq.pop();
		if(!vis[u.l][u.r][u.cnt][u.dir]) {
			vis[u.l][u.r][u.cnt][u.dir] = 1;
			// cerr << u.l << ' ' << u.r << ' ' << u.cnt << ' ' << u.dir << '\n';
			// cerr << dist[u.l][u.r][u.cnt][u.dir] << '\n';
			if(u.l > u.r) {
				ans = max(ans, u.cnt);
				continue;
			}

			ll cost, total;
			if(u.dir == 0) {
				cost = ((u.l==1)?0:-cl[u.l-1]) + cl[u.l];
				total = dist[u.l][u.r][u.cnt][u.dir] + cost;
				ll& nxt1 = dist[u.l+1][u.r][u.cnt + (total <= t[u.l])][0];
				if(nxt1 == -1 || nxt1 > total) {
					nxt1 = total;
					pq.emplace(nxt1, {u.l+1, u.r, u.cnt + (total <= t[u.l]), 0});
				}

				cost = ((u.l==1)?0:cl[u.l-1]) + ccl[u.r];
				total = dist[u.l][u.r][u.cnt][u.dir] + cost;
				ll& nxt2 = dist[u.l][u.r-1][u.cnt + (total <= t[u.r])][1];
				if(nxt2 == -1 || nxt2 > total) {
					nxt2 = total;
					pq.emplace(nxt2, {u.l, u.r-1, u.cnt + (total <= t[u.r]), 1});
				}
			} else {
				cost = ((u.r==n)?0:-ccl[u.r+1]) + ccl[u.r];
				total = dist[u.l][u.r][u.cnt][u.dir] + cost;
				ll& nxt1 = dist[u.l][u.r-1][u.cnt + (total <= t[u.r])][1];
				if(nxt1 == -1 || nxt1 > total) {
					nxt1 = total;
					pq.emplace(nxt1, {u.l, u.r-1, u.cnt + (total <= t[u.r]), 1});
				}

				cost = ((u.r==n)?0:ccl[u.r+1]) + cl[u.l];
				total = dist[u.l][u.r][u.cnt][u.dir] + cost;
				ll& nxt2 = dist[u.l+1][u.r][u.cnt + (total <= t[u.l])][0];
				if(nxt2 == -1 || nxt2 > total) {
					nxt2 = total;
					pq.emplace(nxt2, {u.l+1, u.r, u.cnt + (total <= t[u.l]), 0});
				}
			}
		}
	}
	cout << ans << '\n';
}

int main() {
	ios::sync_with_stdio(0); cin.tie(0);
	read();
	solve();
	return 0;
}

Compilation message

ho_t3.cpp: In function 'void solve()':
ho_t3.cpp:34:28: error: no matching function for call to 'std::priority_queue<std::pair<long long int, state>, std::vector<std::pair<long long int, state> >, std::greater<std::pair<long long int, state> > >::emplace(int, <brace-enclosed initializer list>)'
  pq.emplace(0, {1, n, 0, 0});
                            ^
In file included from /usr/include/c++/7/queue:64:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from ho_t3.cpp:1:
/usr/include/c++/7/bits/stl_queue.h:611:2: note: candidate: void std::priority_queue<_Tp, _Sequence, _Compare>::emplace(_Args&& ...) [with _Args = {}; _Tp = std::pair<long long int, state>; _Sequence = std::vector<std::pair<long long int, state> >; _Compare = std::greater<std::pair<long long int, state> >]
  emplace(_Args&&... __args)
  ^~~~~~~
/usr/include/c++/7/bits/stl_queue.h:611:2: note:   candidate expects 0 arguments, 2 provided
ho_t3.cpp:54:65: error: no matching function for call to 'std::priority_queue<std::pair<long long int, state>, std::vector<std::pair<long long int, state> >, std::greater<std::pair<long long int, state> > >::emplace(ll&, <brace-enclosed initializer list>)'
      pq.emplace(nxt1, {u.l+1, u.r, u.cnt + (total <= t[u.l]), 0});
                                                                 ^
In file included from /usr/include/c++/7/queue:64:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from ho_t3.cpp:1:
/usr/include/c++/7/bits/stl_queue.h:611:2: note: candidate: void std::priority_queue<_Tp, _Sequence, _Compare>::emplace(_Args&& ...) [with _Args = {}; _Tp = std::pair<long long int, state>; _Sequence = std::vector<std::pair<long long int, state> >; _Compare = std::greater<std::pair<long long int, state> >]
  emplace(_Args&&... __args)
  ^~~~~~~
/usr/include/c++/7/bits/stl_queue.h:611:2: note:   candidate expects 0 arguments, 2 provided
ho_t3.cpp:62:65: error: no matching function for call to 'std::priority_queue<std::pair<long long int, state>, std::vector<std::pair<long long int, state> >, std::greater<std::pair<long long int, state> > >::emplace(ll&, <brace-enclosed initializer list>)'
      pq.emplace(nxt2, {u.l, u.r-1, u.cnt + (total <= t[u.r]), 1});
                                                                 ^
In file included from /usr/include/c++/7/queue:64:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from ho_t3.cpp:1:
/usr/include/c++/7/bits/stl_queue.h:611:2: note: candidate: void std::priority_queue<_Tp, _Sequence, _Compare>::emplace(_Args&& ...) [with _Args = {}; _Tp = std::pair<long long int, state>; _Sequence = std::vector<std::pair<long long int, state> >; _Compare = std::greater<std::pair<long long int, state> >]
  emplace(_Args&&... __args)
  ^~~~~~~
/usr/include/c++/7/bits/stl_queue.h:611:2: note:   candidate expects 0 arguments, 2 provided
ho_t3.cpp:70:65: error: no matching function for call to 'std::priority_queue<std::pair<long long int, state>, std::vector<std::pair<long long int, state> >, std::greater<std::pair<long long int, state> > >::emplace(ll&, <brace-enclosed initializer list>)'
      pq.emplace(nxt1, {u.l, u.r-1, u.cnt + (total <= t[u.r]), 1});
                                                                 ^
In file included from /usr/include/c++/7/queue:64:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from ho_t3.cpp:1:
/usr/include/c++/7/bits/stl_queue.h:611:2: note: candidate: void std::priority_queue<_Tp, _Sequence, _Compare>::emplace(_Args&& ...) [with _Args = {}; _Tp = std::pair<long long int, state>; _Sequence = std::vector<std::pair<long long int, state> >; _Compare = std::greater<std::pair<long long int, state> >]
  emplace(_Args&&... __args)
  ^~~~~~~
/usr/include/c++/7/bits/stl_queue.h:611:2: note:   candidate expects 0 arguments, 2 provided
ho_t3.cpp:78:65: error: no matching function for call to 'std::priority_queue<std::pair<long long int, state>, std::vector<std::pair<long long int, state> >, std::greater<std::pair<long long int, state> > >::emplace(ll&, <brace-enclosed initializer list>)'
      pq.emplace(nxt2, {u.l+1, u.r, u.cnt + (total <= t[u.l]), 0});
                                                                 ^
In file included from /usr/include/c++/7/queue:64:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from ho_t3.cpp:1:
/usr/include/c++/7/bits/stl_queue.h:611:2: note: candidate: void std::priority_queue<_Tp, _Sequence, _Compare>::emplace(_Args&& ...) [with _Args = {}; _Tp = std::pair<long long int, state>; _Sequence = std::vector<std::pair<long long int, state> >; _Compare = std::greater<std::pair<long long int, state> >]
  emplace(_Args&&... __args)
  ^~~~~~~
/usr/include/c++/7/bits/stl_queue.h:611:2: note:   candidate expects 0 arguments, 2 provided