oj.uz

답안 #485759

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
485759 2021-11-09T08:27:08 Z hollwo_pelw Financial Report (JOI21_financial) C++17
100 / 100
 292 ms 8804 KB 
/*
// is short or still long ???
hollwo_pelw's template(short)
// Note : -Dhollwo_pelw_local
*/

#include <bits/stdc++.h>
// #include <ext/pb_ds/assoc_container.hpp>
// #include <ext/pb_ds/trie_policy.hpp>
// #include <ext/rope>

using namespace std;
// using namespace __gnu_pbds;
// using namespace __gnu_cxx;

void FAST_IO(string filein = "", string fileout = "", string fileerr = ""){
	if (fopen(filein.c_str(), "r")){
		freopen(filein.c_str(), "r", stdin);
		freopen(fileout.c_str(), "w", stdout);
#ifdef hollwo_pelw_local
		freopen(fileerr.c_str(), "w", stderr);
#endif
	}
	cin.tie(0), cout.tie(0) -> sync_with_stdio(0);
}

void Hollwo_Pelw();

signed main(){
#ifdef hollwo_pelw_local
	FAST_IO("input.inp", "output.out", "error.err");
	auto start = chrono::steady_clock::now();
#else
	FAST_IO("JOI21_financial.inp", "JOI21_financial.out");
#endif
	int testcases = 1;
	// cin >> testcases;
	for (int test = 1; test <= testcases; test++){
		// cout << "Case #" << test << ": ";
		Hollwo_Pelw();
	}
#ifdef hollwo_pelw_local
	auto end = chrono::steady_clock::now();
	cout << "\nExcution time : " << chrono::duration_cast<chrono::milliseconds> (end - start).count() << "[ms]" << endl;
#endif
	return 0;
}

const int N = 3e5 + 5;

int n, d, a[N], ord[N], st[N << 2], sz = 1;
set<pair<int, int>> ranges; // >= d

inline void del_pos(int p) {
	auto it = ranges.upper_bound({p, n});

	if (it == ranges.begin()) return ;
	if ((--it) -> second < p) return ;

	ranges.erase(it);

	int l = it -> first, r = it -> second;
	if (p - l >= d) ranges.emplace(l, p - 1);
	if (r - p >= d) ranges.emplace(p + 1, r);
}

inline int get_pos(int p) {
	auto it = ranges.upper_bound({p, p});
	if (it == ranges.begin()) 
		return 0;
	return (-- it) -> second + 1;
}

inline void update(int p, int v) {
	for (st[p += sz] = v; p >>= 1; )
		st[p] = max(st[p << 1], st[p << 1 | 1]);
}

inline int query(int l, int r) {
	int res = 0;
	for (l += sz, r += sz; l < r; l >>= 1, r >>= 1) {
		if (l & 1) res = max(res, st[l ++]);
		if (r & 1) res = max(res, st[-- r]);
	}
	return res;
}

void Hollwo_Pelw() {
	cin >> n >> d;
	for (int i = 1; i <= n; i++)
		cin >> a[i];

	ranges.emplace(1, n);
	while (sz <= n) sz <<= 1;

	iota(ord + 1, ord + n + 1, 1);
	sort(ord + 1, ord + n + 1, [](const int &x, const int &y) {
		return a[x] == a[y] ? x > y : a[x] < a[y];
	});

	for (int _ = 1, p; _ <= n; _++) {
		del_pos(p = ord[_]);
		update(p, query(get_pos(p), p) + 1);
	}

	cout << st[1];
}

Compilation message

Main.cpp: In function 'void FAST_IO(std::string, std::string, std::string)':
Main.cpp:18:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |   freopen(filein.c_str(), "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:19:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |   freopen(fileout.c_str(), "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 0 ms 332 KB Output is correct
9 Correct 0 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 0 ms 332 KB Output is correct
12 Correct 0 ms 320 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 0 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 0 ms 332 KB Output is correct
20 Correct 0 ms 332 KB Output is correct
21 Correct 0 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 0 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 320 KB Output is correct
26 Correct 0 ms 332 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 0 ms 332 KB Output is correct
9 Correct 0 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 0 ms 332 KB Output is correct
12 Correct 0 ms 320 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 0 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 0 ms 332 KB Output is correct
20 Correct 0 ms 332 KB Output is correct
21 Correct 0 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 0 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 320 KB Output is correct
26 Correct 0 ms 332 KB Output is correct
27 Correct 0 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 0 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 0 ms 332 KB Output is correct
37 Correct 1 ms 320 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 0 ms 332 KB Output is correct
9 Correct 0 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 0 ms 332 KB Output is correct
12 Correct 0 ms 320 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 0 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 0 ms 332 KB Output is correct
20 Correct 0 ms 332 KB Output is correct
21 Correct 0 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 0 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 320 KB Output is correct
26 Correct 0 ms 332 KB Output is correct
27 Correct 0 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 0 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 0 ms 332 KB Output is correct
37 Correct 1 ms 320 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 4 ms 588 KB Output is correct
42 Correct 4 ms 460 KB Output is correct
43 Correct 3 ms 460 KB Output is correct
44 Correct 2 ms 416 KB Output is correct
45 Correct 2 ms 460 KB Output is correct
46 Correct 2 ms 460 KB Output is correct
47 Correct 3 ms 460 KB Output is correct
48 Correct 4 ms 460 KB Output is correct
49 Correct 2 ms 460 KB Output is correct
50 Correct 4 ms 460 KB Output is correct
51 Correct 3 ms 460 KB Output is correct
52 Correct 4 ms 460 KB Output is correct
53 Correct 2 ms 460 KB Output is correct
54 Correct 2 ms 460 KB Output is correct
55 Correct 2 ms 460 KB Output is correct
56 Correct 2 ms 456 KB Output is correct
57 Correct 2 ms 460 KB Output is correct
58 Correct 2 ms 460 KB Output is correct
59 Correct 2 ms 460 KB Output is correct
60 Correct 3 ms 460 KB Output is correct
61 Correct 2 ms 508 KB Output is correct

Subtask #4
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 62 ms 5416 KB Output is correct
2 Correct 142 ms 8740 KB Output is correct
3 Correct 190 ms 8804 KB Output is correct
4 Correct 292 ms 8772 KB Output is correct
5 Correct 183 ms 7840 KB Output is correct
6 Correct 250 ms 8684 KB Output is correct
7 Correct 79 ms 5356 KB Output is correct
8 Correct 63 ms 5220 KB Output is correct
9 Correct 86 ms 5184 KB Output is correct
10 Correct 69 ms 5212 KB Output is correct
11 Correct 169 ms 5332 KB Output is correct
12 Correct 203 ms 5572 KB Output is correct
13 Correct 143 ms 5208 KB Output is correct
14 Correct 184 ms 5444 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 70 ms 5484 KB Output is correct
2 Correct 100 ms 5276 KB Output is correct
3 Correct 107 ms 5188 KB Output is correct
4 Correct 104 ms 5160 KB Output is correct
5 Correct 92 ms 5224 KB Output is correct
6 Correct 106 ms 5276 KB Output is correct
7 Correct 62 ms 5184 KB Output is correct
8 Correct 62 ms 5244 KB Output is correct
9 Correct 67 ms 5208 KB Output is correct
10 Correct 93 ms 5276 KB Output is correct
11 Correct 99 ms 5268 KB Output is correct
12 Correct 86 ms 5244 KB Output is correct

Subtask #6
35.0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 0 ms 332 KB Output is correct
9 Correct 0 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 0 ms 332 KB Output is correct
12 Correct 0 ms 320 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 0 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 0 ms 332 KB Output is correct
20 Correct 0 ms 332 KB Output is correct
21 Correct 0 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 0 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 320 KB Output is correct
26 Correct 0 ms 332 KB Output is correct
27 Correct 0 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 0 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 0 ms 332 KB Output is correct
37 Correct 1 ms 320 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 4 ms 588 KB Output is correct
42 Correct 4 ms 460 KB Output is correct
43 Correct 3 ms 460 KB Output is correct
44 Correct 2 ms 416 KB Output is correct
45 Correct 2 ms 460 KB Output is correct
46 Correct 2 ms 460 KB Output is correct
47 Correct 3 ms 460 KB Output is correct
48 Correct 4 ms 460 KB Output is correct
49 Correct 2 ms 460 KB Output is correct
50 Correct 4 ms 460 KB Output is correct
51 Correct 3 ms 460 KB Output is correct
52 Correct 4 ms 460 KB Output is correct
53 Correct 2 ms 460 KB Output is correct
54 Correct 2 ms 460 KB Output is correct
55 Correct 2 ms 460 KB Output is correct
56 Correct 2 ms 456 KB Output is correct
57 Correct 2 ms 460 KB Output is correct
58 Correct 2 ms 460 KB Output is correct
59 Correct 2 ms 460 KB Output is correct
60 Correct 3 ms 460 KB Output is correct
61 Correct 2 ms 508 KB Output is correct
62 Correct 62 ms 5416 KB Output is correct
63 Correct 142 ms 8740 KB Output is correct
64 Correct 190 ms 8804 KB Output is correct
65 Correct 292 ms 8772 KB Output is correct
66 Correct 183 ms 7840 KB Output is correct
67 Correct 250 ms 8684 KB Output is correct
68 Correct 79 ms 5356 KB Output is correct
69 Correct 63 ms 5220 KB Output is correct
70 Correct 86 ms 5184 KB Output is correct
71 Correct 69 ms 5212 KB Output is correct
72 Correct 169 ms 5332 KB Output is correct
73 Correct 203 ms 5572 KB Output is correct
74 Correct 143 ms 5208 KB Output is correct
75 Correct 184 ms 5444 KB Output is correct
76 Correct 70 ms 5484 KB Output is correct
77 Correct 100 ms 5276 KB Output is correct
78 Correct 107 ms 5188 KB Output is correct
79 Correct 104 ms 5160 KB Output is correct
80 Correct 92 ms 5224 KB Output is correct
81 Correct 106 ms 5276 KB Output is correct
82 Correct 62 ms 5184 KB Output is correct
83 Correct 62 ms 5244 KB Output is correct
84 Correct 67 ms 5208 KB Output is correct
85 Correct 93 ms 5276 KB Output is correct
86 Correct 99 ms 5268 KB Output is correct
87 Correct 86 ms 5244 KB Output is correct
88 Correct 199 ms 7352 KB Output is correct
89 Correct 189 ms 6700 KB Output is correct
90 Correct 162 ms 5828 KB Output is correct
91 Correct 111 ms 5360 KB Output is correct
92 Correct 101 ms 5208 KB Output is correct
93 Correct 103 ms 5248 KB Output is correct
94 Correct 97 ms 5172 KB Output is correct
95 Correct 183 ms 6948 KB Output is correct
96 Correct 150 ms 5852 KB Output is correct
97 Correct 107 ms 5332 KB Output is correct
98 Correct 104 ms 5316 KB Output is correct
99 Correct 101 ms 5260 KB Output is correct
100 Correct 101 ms 5188 KB Output is correct
101 Correct 83 ms 5164 KB Output is correct
102 Correct 79 ms 5252 KB Output is correct
103 Correct 76 ms 5188 KB Output is correct
104 Correct 84 ms 5224 KB Output is correct
105 Correct 94 ms 5284 KB Output is correct
106 Correct 95 ms 5188 KB Output is correct
107 Correct 100 ms 5204 KB Output is correct
108 Correct 100 ms 5284 KB Output is correct
109 Correct 150 ms 5188 KB Output is correct
110 Correct 153 ms 5460 KB Output is correct
111 Correct 101 ms 5460 KB Output is correct
112 Correct 96 ms 5188 KB Output is correct
113 Correct 98 ms 5260 KB Output is correct
114 Correct 96 ms 5204 KB Output is correct
115 Correct 61 ms 5188 KB Output is correct
116 Correct 68 ms 5316 KB Output is correct
117 Correct 114 ms 5224 KB Output is correct
118 Correct 97 ms 5184 KB Output is correct
119 Correct 87 ms 5296 KB Output is correct
120 Correct 89 ms 5184 KB Output is correct