oj.uz

답안 #596357

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
596357 2022-07-14T15:56:24 Z AriaH Rectangles (IOI19_rect) C++17
100 / 100
 2801 ms 736316 KB 
#include "rect.h"
#pragma GCC optimize("O3")

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair < int, int > pii;
typedef pair < ll, ll > pll;

#define F first
#define S second
#define all(x) x.begin(), x.end()
#define SZ(x) (int)x.size()
#define Mp make_pair
#define endl "\n"
#define fast_io ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

const int N = 2510;
const int LOG = 20;
const ll mod = 1e9 + 7;
const ll inf = 8e18;

vector < pii > R[N][N], D[N][N];

ll tot;

ll count_rectangles(vector < vector < int > > A)
{
	int n = SZ(A), m = SZ(A[0]);
	///printf("n = %d m = %d\n", n, m);
	for(int i = 0; i < n; i ++)
	{
		vector < int > vec;
		for(int j = 0; j < m; j ++)
		{
			while(SZ(vec) && A[i][j] > A[i][vec.back()])
			{
				if(j - vec.back() > 1) R[i][vec.back() + 1].push_back({j - 1, i});
				vec.pop_back();
			}
			if(SZ(vec))
			{
				if(j - vec.back() > 1) R[i][vec.back() + 1].push_back({j - 1, i});
				if(A[i][vec.back()] == A[i][j]) vec.pop_back();		
			}
			vec.push_back(j);
		}
	}
	for(int j = 0; j < m; j ++)
	{
		vector < int > vec;
		for(int i = 0; i < n; i ++)
		{
			while(SZ(vec) && A[i][j] > A[vec.back()][j])
			{
				if(i - vec.back() > 1) D[vec.back() + 1][j].push_back({i - 1, j});
				vec.pop_back();
			}
			if(SZ(vec))
			{
				if(i - vec.back() > 1) D[vec.back() + 1][j].push_back({i - 1, j});
				if(A[i][j] == A[vec.back()][j]) vec.pop_back();
			}
			vec.push_back(i);
		}
	}
	for(int i = 0; i < n; i ++) for(int j = 0; j < m; j ++) { sort(all(R[i][j])), sort(all(D[i][j])); }
	for(int i = n - 1; ~i; i --)
	{
		for(int j = m - 1; ~j; j --)
		{
			for(int t = 0; t < SZ(R[i][j]); t ++)
			{
				int id = lower_bound(all(R[i + 1][j]), R[i][j][t]) - R[i + 1][j].begin();
				if(id < SZ(R[i + 1][j]) && R[i + 1][j][id].F == R[i][j][t].F)
				{
					R[i][j][t].S = R[i + 1][j][id].S;
				}
			}
			for(int t = 0; t < SZ(D[i][j]); t ++)
			{
				int id = lower_bound(all(D[i][j + 1]), D[i][j][t]) - D[i][j + 1].begin();
				if(id < SZ(D[i][j + 1]) && D[i][j + 1][id].F == D[i][j][t].F)
				{
					D[i][j][t].S = D[i][j + 1][id].S;
				}
			}
		}
	}
	for(int i = 0; i < n; i ++)
	{
		for(int j = 0; j < m; j ++)
		{
			for(auto [a, b] : R[i][j])
			{
				for(auto [c, d] : D[i][j])
				{
					tot += (a <= d && c <= b);
				}
			}
		}
	}
	return tot;
}

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 134 ms 296136 KB Output is correct
2 Correct 133 ms 296156 KB Output is correct
3 Correct 135 ms 296112 KB Output is correct
4 Correct 134 ms 296224 KB Output is correct
5 Correct 132 ms 296092 KB Output is correct
6 Correct 139 ms 296100 KB Output is correct
7 Correct 133 ms 296180 KB Output is correct
8 Correct 133 ms 296152 KB Output is correct
9 Correct 134 ms 296192 KB Output is correct
10 Correct 130 ms 296088 KB Output is correct
11 Correct 133 ms 296080 KB Output is correct
12 Correct 134 ms 296212 KB Output is correct
13 Correct 133 ms 296140 KB Output is correct
14 Correct 133 ms 296168 KB Output is correct
15 Correct 132 ms 296068 KB Output is correct
16 Correct 133 ms 296140 KB Output is correct
17 Correct 130 ms 296164 KB Output is correct
18 Correct 131 ms 296084 KB Output is correct
19 Correct 134 ms 296096 KB Output is correct
20 Correct 136 ms 296192 KB Output is correct
21 Correct 130 ms 296140 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 134 ms 296136 KB Output is correct
2 Correct 133 ms 296156 KB Output is correct
3 Correct 135 ms 296112 KB Output is correct
4 Correct 134 ms 296224 KB Output is correct
5 Correct 132 ms 296092 KB Output is correct
6 Correct 139 ms 296100 KB Output is correct
7 Correct 133 ms 296180 KB Output is correct
8 Correct 133 ms 296152 KB Output is correct
9 Correct 134 ms 296192 KB Output is correct
10 Correct 130 ms 296088 KB Output is correct
11 Correct 133 ms 296080 KB Output is correct
12 Correct 134 ms 296212 KB Output is correct
13 Correct 133 ms 296140 KB Output is correct
14 Correct 133 ms 296168 KB Output is correct
15 Correct 132 ms 296068 KB Output is correct
16 Correct 133 ms 296140 KB Output is correct
17 Correct 130 ms 296164 KB Output is correct
18 Correct 131 ms 296084 KB Output is correct
19 Correct 134 ms 296096 KB Output is correct
20 Correct 136 ms 296192 KB Output is correct
21 Correct 130 ms 296140 KB Output is correct
22 Correct 130 ms 296524 KB Output is correct
23 Correct 136 ms 296560 KB Output is correct
24 Correct 135 ms 296680 KB Output is correct
25 Correct 136 ms 296348 KB Output is correct
26 Correct 135 ms 296428 KB Output is correct
27 Correct 135 ms 296372 KB Output is correct
28 Correct 135 ms 296428 KB Output is correct
29 Correct 139 ms 296204 KB Output is correct

Subtask #3
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 134 ms 296136 KB Output is correct
2 Correct 133 ms 296156 KB Output is correct
3 Correct 135 ms 296112 KB Output is correct
4 Correct 134 ms 296224 KB Output is correct
5 Correct 132 ms 296092 KB Output is correct
6 Correct 139 ms 296100 KB Output is correct
7 Correct 133 ms 296180 KB Output is correct
8 Correct 133 ms 296152 KB Output is correct
9 Correct 134 ms 296192 KB Output is correct
10 Correct 130 ms 296088 KB Output is correct
11 Correct 133 ms 296080 KB Output is correct
12 Correct 134 ms 296212 KB Output is correct
13 Correct 133 ms 296140 KB Output is correct
14 Correct 133 ms 296168 KB Output is correct
15 Correct 132 ms 296068 KB Output is correct
16 Correct 133 ms 296140 KB Output is correct
17 Correct 130 ms 296524 KB Output is correct
18 Correct 136 ms 296560 KB Output is correct
19 Correct 135 ms 296680 KB Output is correct
20 Correct 136 ms 296348 KB Output is correct
21 Correct 135 ms 296428 KB Output is correct
22 Correct 135 ms 296372 KB Output is correct
23 Correct 135 ms 296428 KB Output is correct
24 Correct 139 ms 296204 KB Output is correct
25 Correct 130 ms 296164 KB Output is correct
26 Correct 131 ms 296084 KB Output is correct
27 Correct 134 ms 296096 KB Output is correct
28 Correct 136 ms 296192 KB Output is correct
29 Correct 130 ms 296140 KB Output is correct
30 Correct 141 ms 298860 KB Output is correct
31 Correct 139 ms 298868 KB Output is correct
32 Correct 154 ms 298904 KB Output is correct
33 Correct 140 ms 297216 KB Output is correct
34 Correct 150 ms 297832 KB Output is correct
35 Correct 142 ms 297932 KB Output is correct
36 Correct 151 ms 297824 KB Output is correct
37 Correct 146 ms 297732 KB Output is correct

Subtask #4
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 134 ms 296136 KB Output is correct
2 Correct 133 ms 296156 KB Output is correct
3 Correct 135 ms 296112 KB Output is correct
4 Correct 134 ms 296224 KB Output is correct
5 Correct 132 ms 296092 KB Output is correct
6 Correct 139 ms 296100 KB Output is correct
7 Correct 133 ms 296180 KB Output is correct
8 Correct 133 ms 296152 KB Output is correct
9 Correct 134 ms 296192 KB Output is correct
10 Correct 130 ms 296088 KB Output is correct
11 Correct 133 ms 296080 KB Output is correct
12 Correct 134 ms 296212 KB Output is correct
13 Correct 133 ms 296140 KB Output is correct
14 Correct 133 ms 296168 KB Output is correct
15 Correct 132 ms 296068 KB Output is correct
16 Correct 133 ms 296140 KB Output is correct
17 Correct 130 ms 296524 KB Output is correct
18 Correct 136 ms 296560 KB Output is correct
19 Correct 135 ms 296680 KB Output is correct
20 Correct 136 ms 296348 KB Output is correct
21 Correct 135 ms 296428 KB Output is correct
22 Correct 135 ms 296372 KB Output is correct
23 Correct 135 ms 296428 KB Output is correct
24 Correct 139 ms 296204 KB Output is correct
25 Correct 141 ms 298860 KB Output is correct
26 Correct 139 ms 298868 KB Output is correct
27 Correct 154 ms 298904 KB Output is correct
28 Correct 140 ms 297216 KB Output is correct
29 Correct 150 ms 297832 KB Output is correct
30 Correct 142 ms 297932 KB Output is correct
31 Correct 151 ms 297824 KB Output is correct
32 Correct 146 ms 297732 KB Output is correct
33 Correct 130 ms 296164 KB Output is correct
34 Correct 131 ms 296084 KB Output is correct
35 Correct 134 ms 296096 KB Output is correct
36 Correct 136 ms 296192 KB Output is correct
37 Correct 130 ms 296140 KB Output is correct
38 Correct 185 ms 315356 KB Output is correct
39 Correct 180 ms 310464 KB Output is correct
40 Correct 174 ms 310612 KB Output is correct
41 Correct 214 ms 305780 KB Output is correct
42 Correct 215 ms 330552 KB Output is correct
43 Correct 236 ms 330640 KB Output is correct
44 Correct 217 ms 330548 KB Output is correct
45 Correct 212 ms 328368 KB Output is correct
46 Correct 187 ms 307592 KB Output is correct
47 Correct 199 ms 310240 KB Output is correct
48 Correct 253 ms 318004 KB Output is correct
49 Correct 266 ms 318228 KB Output is correct
50 Correct 194 ms 307104 KB Output is correct
51 Correct 213 ms 307020 KB Output is correct
52 Correct 261 ms 316748 KB Output is correct
53 Correct 252 ms 316620 KB Output is correct

Subtask #5
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 133 ms 296500 KB Output is correct
2 Correct 141 ms 296616 KB Output is correct
3 Correct 135 ms 296184 KB Output is correct
4 Correct 134 ms 296160 KB Output is correct
5 Correct 133 ms 296316 KB Output is correct
6 Correct 140 ms 296412 KB Output is correct
7 Correct 135 ms 296300 KB Output is correct
8 Correct 134 ms 296296 KB Output is correct
9 Correct 144 ms 296348 KB Output is correct
10 Correct 139 ms 296204 KB Output is correct
11 Correct 137 ms 296236 KB Output is correct

Subtask #6
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 130 ms 296164 KB Output is correct
2 Correct 131 ms 296084 KB Output is correct
3 Correct 134 ms 296096 KB Output is correct
4 Correct 136 ms 296192 KB Output is correct
5 Correct 130 ms 296140 KB Output is correct
6 Correct 131 ms 296140 KB Output is correct
7 Correct 480 ms 363424 KB Output is correct
8 Correct 903 ms 442204 KB Output is correct
9 Correct 898 ms 442944 KB Output is correct
10 Correct 947 ms 442988 KB Output is correct
11 Correct 238 ms 320312 KB Output is correct
12 Correct 318 ms 342232 KB Output is correct
13 Correct 351 ms 345288 KB Output is correct

Subtask #7
28.0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Correct 134 ms 296136 KB Output is correct
2 Correct 133 ms 296156 KB Output is correct
3 Correct 135 ms 296112 KB Output is correct
4 Correct 134 ms 296224 KB Output is correct
5 Correct 132 ms 296092 KB Output is correct
6 Correct 139 ms 296100 KB Output is correct
7 Correct 133 ms 296180 KB Output is correct
8 Correct 133 ms 296152 KB Output is correct
9 Correct 134 ms 296192 KB Output is correct
10 Correct 130 ms 296088 KB Output is correct
11 Correct 133 ms 296080 KB Output is correct
12 Correct 134 ms 296212 KB Output is correct
13 Correct 133 ms 296140 KB Output is correct
14 Correct 133 ms 296168 KB Output is correct
15 Correct 132 ms 296068 KB Output is correct
16 Correct 133 ms 296140 KB Output is correct
17 Correct 130 ms 296524 KB Output is correct
18 Correct 136 ms 296560 KB Output is correct
19 Correct 135 ms 296680 KB Output is correct
20 Correct 136 ms 296348 KB Output is correct
21 Correct 135 ms 296428 KB Output is correct
22 Correct 135 ms 296372 KB Output is correct
23 Correct 135 ms 296428 KB Output is correct
24 Correct 139 ms 296204 KB Output is correct
25 Correct 141 ms 298860 KB Output is correct
26 Correct 139 ms 298868 KB Output is correct
27 Correct 154 ms 298904 KB Output is correct
28 Correct 140 ms 297216 KB Output is correct
29 Correct 150 ms 297832 KB Output is correct
30 Correct 142 ms 297932 KB Output is correct
31 Correct 151 ms 297824 KB Output is correct
32 Correct 146 ms 297732 KB Output is correct
33 Correct 185 ms 315356 KB Output is correct
34 Correct 180 ms 310464 KB Output is correct
35 Correct 174 ms 310612 KB Output is correct
36 Correct 214 ms 305780 KB Output is correct
37 Correct 215 ms 330552 KB Output is correct
38 Correct 236 ms 330640 KB Output is correct
39 Correct 217 ms 330548 KB Output is correct
40 Correct 212 ms 328368 KB Output is correct
41 Correct 187 ms 307592 KB Output is correct
42 Correct 199 ms 310240 KB Output is correct
43 Correct 253 ms 318004 KB Output is correct
44 Correct 266 ms 318228 KB Output is correct
45 Correct 194 ms 307104 KB Output is correct
46 Correct 213 ms 307020 KB Output is correct
47 Correct 261 ms 316748 KB Output is correct
48 Correct 252 ms 316620 KB Output is correct
49 Correct 133 ms 296500 KB Output is correct
50 Correct 141 ms 296616 KB Output is correct
51 Correct 135 ms 296184 KB Output is correct
52 Correct 134 ms 296160 KB Output is correct
53 Correct 133 ms 296316 KB Output is correct
54 Correct 140 ms 296412 KB Output is correct
55 Correct 135 ms 296300 KB Output is correct
56 Correct 134 ms 296296 KB Output is correct
57 Correct 144 ms 296348 KB Output is correct
58 Correct 139 ms 296204 KB Output is correct
59 Correct 137 ms 296236 KB Output is correct
60 Correct 131 ms 296140 KB Output is correct
61 Correct 480 ms 363424 KB Output is correct
62 Correct 903 ms 442204 KB Output is correct
63 Correct 898 ms 442944 KB Output is correct
64 Correct 947 ms 442988 KB Output is correct
65 Correct 238 ms 320312 KB Output is correct
66 Correct 318 ms 342232 KB Output is correct
67 Correct 351 ms 345288 KB Output is correct
68 Correct 130 ms 296164 KB Output is correct
69 Correct 131 ms 296084 KB Output is correct
70 Correct 134 ms 296096 KB Output is correct
71 Correct 136 ms 296192 KB Output is correct
72 Correct 130 ms 296140 KB Output is correct
73 Correct 989 ms 540896 KB Output is correct
74 Correct 1045 ms 473768 KB Output is correct
75 Correct 722 ms 473824 KB Output is correct
76 Correct 2801 ms 406716 KB Output is correct
77 Correct 1977 ms 736228 KB Output is correct
78 Correct 1352 ms 464036 KB Output is correct
79 Correct 1352 ms 474108 KB Output is correct
80 Correct 2139 ms 576148 KB Output is correct
81 Correct 1421 ms 465264 KB Output is correct
82 Correct 1852 ms 521792 KB Output is correct
83 Correct 2316 ms 578268 KB Output is correct
84 Correct 1479 ms 454500 KB Output is correct
85 Correct 2425 ms 561964 KB Output is correct
86 Correct 2084 ms 553748 KB Output is correct
87 Correct 1554 ms 560156 KB Output is correct
88 Correct 2113 ms 735940 KB Output is correct
89 Correct 2147 ms 736316 KB Output is correct
90 Correct 2064 ms 736312 KB Output is correct