답안 #971777

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
971777	2024-04-29T09:24:16 Z	marvinthang	Tortoise (CEOI21_tortoise)	C++17	100 / 100	275 ms	12236 KB

tortoise

/*************************************
*    author: marvinthang             *
*    created: 29.04.2024 15:55:38    *
*************************************/

#include <bits/stdc++.h>

using namespace std;

#define                  fi  first
#define                  se  second
#define                left  ___left
#define               right  ___right
#define                TIME  (1.0 * clock() / CLOCKS_PER_SEC)
#define             MASK(i)  (1LL << (i))
#define           BIT(x, i)  ((x) >> (i) & 1)
#define  __builtin_popcount  __builtin_popcountll
#define              ALL(v)  (v).begin(), (v).end()
#define           REP(i, n)  for (int i = 0, _n = (n); i < _n; ++i)
#define          REPD(i, n)  for (int i = (n); i-- > 0; )
#define        FOR(i, a, b)  for (int i = (a), _b = (b); i < _b; ++i) 
#define       FORD(i, b, a)  for (int i = (b), _a = (a); --i >= _a; ) 
#define       FORE(i, a, b)  for (int i = (a), _b = (b); i <= _b; ++i) 
#define      FORDE(i, b, a)  for (int i = (b), _a = (a); i >= _a; --i) 
#define        scan_op(...)  istream & operator >> (istream &in, __VA_ARGS__ &u)
#define       print_op(...)  ostream & operator << (ostream &out, const __VA_ARGS__ &u)
#ifdef LOCAL
    #include "debug.h"
#else
    #define file(name) if (fopen(name".inp", "r")) { freopen(name".inp", "r", stdin); freopen(name".out", "w", stdout); }
    #define DB(...) 23
    #define db(...) 23
    #define debug(...) 23
#endif

template <class U, class V> scan_op(pair <U, V>)  { return in >> u.first >> u.second; }
template <class T> scan_op(vector <T>)  { for (size_t i = 0; i < u.size(); ++i) in >> u[i]; return in; }
template <class U, class V> print_op(pair <U, V>)  { return out << '(' << u.first << ", " << u.second << ')'; }
template <size_t i, class T> ostream & print_tuple_utils(ostream &out, const T &tup) { if constexpr(i == tuple_size<T>::value) return out << ")";  else return print_tuple_utils<i + 1, T>(out << (i ? ", " : "(") << get<i>(tup), tup); }
template <class ...U> print_op(tuple<U...>) { return print_tuple_utils<0, tuple<U...>>(out, u); }
template <class Con, class = decltype(begin(declval<Con>()))> typename enable_if <!is_same<Con, string>::value, ostream&>::type operator << (ostream &out, const Con &con) { out << '{'; for (__typeof(con.begin()) it = con.begin(); it != con.end(); ++it) out << (it == con.begin() ? "" : ", ") << *it; return out << '}'; }

// end of template

const int INF = 1e9;

void process(void) {
	int n; cin >> n;
	vector <int> a(n); cin >> a;
	long long res = 0;
	vector <int> left(n, -1), right(n, -1), nxt(n + 1, -1);
	REP(i, n) {
		if (a[i] != -1) {
			res += a[i];
			if (i) left[i] = left[i - 1];
		} else left[i] = i;
	}
	REPD(i, n) {
		nxt[i] = nxt[i + 1];
		if (a[i] == -1) {
			right[i] = i;
		} else {
			if (a[i]) nxt[i] = i;
			if (i + 1 < n) right[i] = right[i + 1];
		}
	}
	long long cur_t = 0;
	priority_queue <int> pq;
	REP(i, n) {
		if (a[i] > 0) {
			int dist = min(left[i] != -1 ? i - left[i] : INF, right[i] != -1 ? right[i] - i : INF) * 2;
			REP(love, a[i] - 1) {
				if (cur_t <= i * 2) {
					cur_t += dist;
					pq.push(dist);
				} else if (pq.top() > dist) {
					cur_t += dist - pq.top();
					pq.pop();
					pq.push(dist);
				}
			}
			if (nxt[i + 1] == -1) dist = 0;
			else if (right[i] != -1) {
				if (nxt[i + 1] < right[i]) dist = min(dist, (right[i] - nxt[i + 1]) * 2);
				else dist = 0;
			}
			if (cur_t <= i * 2) {
				cur_t += dist;
				pq.push(dist);
			} else if (pq.top() > dist) {
				cur_t += dist - pq.top();
				pq.pop();
				pq.push(dist);
			}
		}
		++cur_t;
	}
	cout << res - (int) pq.size() << '\n';
}

int main(void) {
	ios_base::sync_with_stdio(false); cin.tie(nullptr); // cout.tie(nullptr);
	file("tortoise");
	// int t; cin >> t; while (t--)
	process();
	// cerr << "Time elapsed: " << TIME << " s.\n";
	return (0^0);
}

Compilation message

tortoise.cpp: In function 'int main()':
tortoise.cpp:30:61: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   30 |     #define file(name) if (fopen(name".inp", "r")) { freopen(name".inp", "r", stdin); freopen(name".out", "w", stdout); }
      |                                                      ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
tortoise.cpp:103:2: note: in expansion of macro 'file'
  103 |  file("tortoise");
      |  ^~~~
tortoise.cpp:30:94: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   30 |     #define file(name) if (fopen(name".inp", "r")) { freopen(name".inp", "r", stdin); freopen(name".out", "w", stdout); }
      |                                                                                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
tortoise.cpp:103:2: note: in expansion of macro 'file'
  103 |  file("tortoise");
      |  ^~~~

Subtask #1
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	380 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	456 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	460 KB	Output is correct
18	Correct	0 ms	452 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	380 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	456 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	460 KB	Output is correct
18	Correct	0 ms	452 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	344 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	1 ms	452 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	0 ms	348 KB	Output is correct
40	Correct	1 ms	348 KB	Output is correct
41	Correct	0 ms	348 KB	Output is correct

Subtask #3
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	380 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	456 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	460 KB	Output is correct
18	Correct	0 ms	452 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	344 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	1 ms	452 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	0 ms	348 KB	Output is correct
40	Correct	1 ms	348 KB	Output is correct
41	Correct	0 ms	348 KB	Output is correct
42	Correct	1 ms	344 KB	Output is correct
43	Correct	0 ms	348 KB	Output is correct
44	Correct	0 ms	348 KB	Output is correct
45	Correct	1 ms	348 KB	Output is correct
46	Correct	1 ms	348 KB	Output is correct
47	Correct	1 ms	348 KB	Output is correct
48	Correct	1 ms	348 KB	Output is correct
49	Correct	0 ms	348 KB	Output is correct
50	Correct	0 ms	348 KB	Output is correct
51	Correct	1 ms	348 KB	Output is correct
52	Correct	0 ms	348 KB	Output is correct
53	Correct	0 ms	352 KB	Output is correct
54	Correct	0 ms	348 KB	Output is correct
55	Correct	1 ms	424 KB	Output is correct
56	Correct	0 ms	344 KB	Output is correct
57	Correct	0 ms	348 KB	Output is correct
58	Correct	0 ms	452 KB	Output is correct
59	Correct	1 ms	344 KB	Output is correct
60	Correct	0 ms	348 KB	Output is correct
61	Correct	0 ms	460 KB	Output is correct
62	Correct	1 ms	348 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	380 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	456 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	460 KB	Output is correct
18	Correct	0 ms	452 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	344 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	1 ms	452 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	0 ms	348 KB	Output is correct
40	Correct	1 ms	348 KB	Output is correct
41	Correct	0 ms	348 KB	Output is correct
42	Correct	1 ms	344 KB	Output is correct
43	Correct	0 ms	348 KB	Output is correct
44	Correct	0 ms	348 KB	Output is correct
45	Correct	1 ms	348 KB	Output is correct
46	Correct	1 ms	348 KB	Output is correct
47	Correct	1 ms	348 KB	Output is correct
48	Correct	1 ms	348 KB	Output is correct
49	Correct	0 ms	348 KB	Output is correct
50	Correct	0 ms	348 KB	Output is correct
51	Correct	1 ms	348 KB	Output is correct
52	Correct	0 ms	348 KB	Output is correct
53	Correct	0 ms	352 KB	Output is correct
54	Correct	0 ms	348 KB	Output is correct
55	Correct	1 ms	424 KB	Output is correct
56	Correct	0 ms	344 KB	Output is correct
57	Correct	0 ms	348 KB	Output is correct
58	Correct	0 ms	452 KB	Output is correct
59	Correct	1 ms	344 KB	Output is correct
60	Correct	0 ms	348 KB	Output is correct
61	Correct	0 ms	460 KB	Output is correct
62	Correct	1 ms	348 KB	Output is correct
63	Correct	1 ms	348 KB	Output is correct
64	Correct	1 ms	348 KB	Output is correct
65	Correct	1 ms	348 KB	Output is correct
66	Correct	1 ms	348 KB	Output is correct
67	Correct	1 ms	600 KB	Output is correct
68	Correct	1 ms	344 KB	Output is correct
69	Correct	1 ms	348 KB	Output is correct
70	Correct	1 ms	348 KB	Output is correct
71	Correct	4 ms	564 KB	Output is correct
72	Correct	2 ms	348 KB	Output is correct
73	Correct	3 ms	348 KB	Output is correct
74	Correct	3 ms	348 KB	Output is correct
75	Correct	1 ms	348 KB	Output is correct
76	Correct	1 ms	600 KB	Output is correct
77	Correct	1 ms	344 KB	Output is correct
78	Correct	1 ms	344 KB	Output is correct
79	Correct	1 ms	348 KB	Output is correct
80	Correct	1 ms	348 KB	Output is correct
81	Correct	1 ms	348 KB	Output is correct
82	Correct	1 ms	348 KB	Output is correct
83	Correct	1 ms	348 KB	Output is correct
84	Correct	10 ms	348 KB	Output is correct
85	Correct	11 ms	496 KB	Output is correct
86	Correct	13 ms	348 KB	Output is correct
87	Correct	14 ms	348 KB	Output is correct
88	Correct	10 ms	348 KB	Output is correct

Subtask #5
27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	380 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	456 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	460 KB	Output is correct
18	Correct	0 ms	452 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	344 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	1 ms	452 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	0 ms	348 KB	Output is correct
40	Correct	1 ms	348 KB	Output is correct
41	Correct	0 ms	348 KB	Output is correct
42	Correct	1 ms	344 KB	Output is correct
43	Correct	0 ms	348 KB	Output is correct
44	Correct	0 ms	348 KB	Output is correct
45	Correct	1 ms	348 KB	Output is correct
46	Correct	1 ms	348 KB	Output is correct
47	Correct	1 ms	348 KB	Output is correct
48	Correct	1 ms	348 KB	Output is correct
49	Correct	0 ms	348 KB	Output is correct
50	Correct	0 ms	348 KB	Output is correct
51	Correct	1 ms	348 KB	Output is correct
52	Correct	0 ms	348 KB	Output is correct
53	Correct	0 ms	352 KB	Output is correct
54	Correct	0 ms	348 KB	Output is correct
55	Correct	1 ms	424 KB	Output is correct
56	Correct	0 ms	344 KB	Output is correct
57	Correct	0 ms	348 KB	Output is correct
58	Correct	0 ms	452 KB	Output is correct
59	Correct	1 ms	344 KB	Output is correct
60	Correct	0 ms	348 KB	Output is correct
61	Correct	0 ms	460 KB	Output is correct
62	Correct	1 ms	348 KB	Output is correct
63	Correct	1 ms	348 KB	Output is correct
64	Correct	1 ms	348 KB	Output is correct
65	Correct	1 ms	348 KB	Output is correct
66	Correct	1 ms	348 KB	Output is correct
67	Correct	1 ms	600 KB	Output is correct
68	Correct	1 ms	344 KB	Output is correct
69	Correct	1 ms	348 KB	Output is correct
70	Correct	1 ms	348 KB	Output is correct
71	Correct	4 ms	564 KB	Output is correct
72	Correct	2 ms	348 KB	Output is correct
73	Correct	3 ms	348 KB	Output is correct
74	Correct	3 ms	348 KB	Output is correct
75	Correct	1 ms	348 KB	Output is correct
76	Correct	1 ms	600 KB	Output is correct
77	Correct	1 ms	344 KB	Output is correct
78	Correct	1 ms	344 KB	Output is correct
79	Correct	1 ms	348 KB	Output is correct
80	Correct	1 ms	348 KB	Output is correct
81	Correct	1 ms	348 KB	Output is correct
82	Correct	1 ms	348 KB	Output is correct
83	Correct	1 ms	348 KB	Output is correct
84	Correct	10 ms	348 KB	Output is correct
85	Correct	11 ms	496 KB	Output is correct
86	Correct	13 ms	348 KB	Output is correct
87	Correct	14 ms	348 KB	Output is correct
88	Correct	10 ms	348 KB	Output is correct
89	Correct	33 ms	9968 KB	Output is correct
90	Correct	32 ms	9944 KB	Output is correct
91	Correct	44 ms	9940 KB	Output is correct
92	Correct	40 ms	10416 KB	Output is correct
93	Correct	47 ms	10452 KB	Output is correct
94	Correct	41 ms	10456 KB	Output is correct
95	Correct	35 ms	10448 KB	Output is correct
96	Correct	36 ms	10452 KB	Output is correct
97	Correct	43 ms	10340 KB	Output is correct
98	Correct	41 ms	9680 KB	Output is correct
99	Correct	275 ms	12236 KB	Output is correct
100	Correct	129 ms	11984 KB	Output is correct
101	Correct	153 ms	12140 KB	Output is correct
102	Correct	150 ms	11984 KB	Output is correct
103	Correct	27 ms	9240 KB	Output is correct
104	Correct	3 ms	1052 KB	Output is correct
105	Correct	3 ms	860 KB	Output is correct
106	Correct	3 ms	860 KB	Output is correct
107	Correct	3 ms	860 KB	Output is correct
108	Correct	5 ms	860 KB	Output is correct
109	Correct	27 ms	10204 KB	Output is correct

답안 #971777

Compilation message

Subtask #1 8.0 / 8.0

Subtask #2 10.0 / 10.0

Subtask #3 30.0 / 30.0

Subtask #4 25.0 / 25.0

Subtask #5 27.0 / 27.0

Subtask #1
8.0 / 8.0

Subtask #2
10.0 / 10.0

Subtask #3
30.0 / 30.0

Subtask #4
25.0 / 25.0

Subtask #5
27.0 / 27.0