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답안 #95941

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
95941 2019-02-04T15:02:43 Z diamond_duke 무지개나라 (APIO17_rainbow) C++11
100 / 100
 1061 ms 167672 KB 
#include "rainbow.h"
#include <algorithm>
#include <vector>
using ll = long long;
int row, col, mn_x, mx_x, mn_y, mx_y;
struct segT
{
	int rt[200005], lson[10000005], rson[10000005], sum[10000005], t_cnt = 0;
	void modify(int &u, int v, int l, int r, int pos)
	{
		u = ++t_cnt;
		lson[u] = lson[v];
		rson[u] = rson[v];
		sum[u] = sum[v] + 1;
		if (l == r)
			return;
		int m = l + r >> 1;
		if (pos <= m)
			modify(lson[u], lson[v], l, m, pos);
		else
			modify(rson[u], rson[v], m + 1, r, pos);
	}
	int query(int u, int l, int r, int L, int R)
	{
		if (!u)
			return 0;
		if (L <= l && r <= R)
			return sum[u];
		int m = l + r >> 1, res = 0;
		if (L <= m)
			res += query(lson[u], l, m, L, R);
		if (m < R)
			res += query(rson[u], m + 1, r, L, R);
		return res;
	}
	int query(int l, int r, int L, int R)
	{
		if (l > r || L > R)
			return 0;
		return query(rt[r + 1], 0, col, L, R) - query(rt[l], 0, col, L, R);
	}
} seg[4];
std::vector<int> vec[4][200005];
inline void add(int x, int y)
{
	vec[0][++x].push_back(++y);
	for (int i = 0; i < 2; i++)
	{
		vec[1][x - i].push_back(y);
		vec[2][x].push_back(y - i);
		for (int j = 0; j < 2; j++)
			vec[3][x - i].push_back(y - j);
	}
}
void init(int R, int C, int x, int y, int len, char *str)
{
	row = R;
	col = C;
	mn_x = mx_x = --x;
	mn_y = mx_y = --y;
	add(x, y);
	for (int i = 0; i < len; i++)
	{
		if (str[i] == 'N')
			x--;
		else if (str[i] == 'S')
			x++;
		else if (str[i] == 'W')
			y--;
		else
			y++;
		mn_x = std::min(mn_x, x);
		mx_x = std::max(mx_x, x);
		mn_y = std::min(mn_y, y);
		mx_y = std::max(mx_y, y);
		add(x, y);
	}
	for (int i = 0; i < 4; i++)
	{
		for (int j = 0; j <= row; j++)
		{
			seg[i].rt[j + 1] = seg[i].rt[j];
			std::sort(vec[i][j].begin(), vec[i][j].end());
			vec[i][j].erase(std::unique(vec[i][j].begin(), vec[i][j].end()), vec[i][j].end());
			for (int k : vec[i][j])
				seg[i].modify(seg[i].rt[j + 1], seg[i].rt[j + 1], 0, col, k);
		}
	}
}
int colour(int xl, int yl, int xr, int yr)
{
	ll ans = (ll)(--xr - --xl + 1) * (--yr - --yl + 1);
	ans -= seg[0].query(xl + 1, xr + 1, yl + 1, yr + 1); // 1 * 1
	ans -= (ll)(xr - xl) * (yr - yl + 1) - seg[1].query(xl + 1, xr, yl + 1, yr + 1); // 2 * 1
	ans -= (ll)(xr - xl + 1) * (yr - yl) - seg[2].query(xl + 1, xr + 1, yl + 1, yr); // 1 * 2
	ans += (ll)(xr - xl) * (yr - yl) - seg[3].query(xl + 1, xr, yl + 1, yr); // 2 * 2
	return ans + (xl < mn_x && xr > mx_x && yl < mn_y && yr > mx_y); // circle
}

Compilation message

rainbow.cpp: In member function 'void segT::modify(int&, int, int, int, int)':
rainbow.cpp:17:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int m = l + r >> 1;
           ~~^~~
rainbow.cpp: In member function 'int segT::query(int, int, int, int, int)':
rainbow.cpp:29:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int m = l + r >> 1, res = 0;
           ~~^~~

Subtask #1
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 19320 KB Output is correct
2 Correct 22 ms 19704 KB Output is correct
3 Correct 21 ms 19320 KB Output is correct
4 Correct 21 ms 19448 KB Output is correct
5 Correct 21 ms 19832 KB Output is correct
6 Correct 18 ms 19192 KB Output is correct
7 Correct 18 ms 19148 KB Output is correct
8 Correct 18 ms 19192 KB Output is correct
9 Correct 18 ms 19192 KB Output is correct
10 Correct 18 ms 19196 KB Output is correct
11 Correct 19 ms 19448 KB Output is correct
12 Correct 21 ms 19576 KB Output is correct
13 Correct 21 ms 19960 KB Output is correct
14 Correct 22 ms 20216 KB Output is correct
15 Correct 18 ms 19192 KB Output is correct
16 Correct 18 ms 19320 KB Output is correct
17 Correct 18 ms 19260 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 18 ms 19320 KB Output is correct
2 Correct 18 ms 19260 KB Output is correct
3 Correct 412 ms 104544 KB Output is correct
4 Correct 491 ms 158684 KB Output is correct
5 Correct 490 ms 157784 KB Output is correct
6 Correct 360 ms 128120 KB Output is correct
7 Correct 500 ms 126328 KB Output is correct
8 Correct 101 ms 27612 KB Output is correct
9 Correct 528 ms 158608 KB Output is correct
10 Correct 542 ms 157608 KB Output is correct
11 Correct 429 ms 127420 KB Output is correct
12 Correct 250 ms 149424 KB Output is correct
13 Correct 279 ms 158620 KB Output is correct
14 Correct 305 ms 157732 KB Output is correct
15 Correct 269 ms 128032 KB Output is correct
16 Correct 417 ms 119124 KB Output is correct

Subtask #3
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 18 ms 19192 KB Output is correct
2 Correct 206 ms 158036 KB Output is correct
3 Correct 252 ms 164140 KB Output is correct
4 Correct 219 ms 161196 KB Output is correct
5 Correct 205 ms 127544 KB Output is correct
6 Correct 88 ms 52348 KB Output is correct
7 Correct 122 ms 76468 KB Output is correct
8 Correct 211 ms 127096 KB Output is correct
9 Correct 192 ms 112880 KB Output is correct
10 Correct 64 ms 39796 KB Output is correct
11 Correct 134 ms 80408 KB Output is correct
12 Correct 228 ms 158044 KB Output is correct
13 Correct 257 ms 164180 KB Output is correct
14 Correct 224 ms 161200 KB Output is correct
15 Correct 204 ms 127604 KB Output is correct
16 Correct 83 ms 47068 KB Output is correct
17 Correct 122 ms 76896 KB Output is correct
18 Correct 216 ms 158720 KB Output is correct
19 Correct 207 ms 163300 KB Output is correct
20 Correct 220 ms 163252 KB Output is correct
21 Correct 212 ms 127092 KB Output is correct
22 Correct 192 ms 112872 KB Output is correct
23 Correct 63 ms 39800 KB Output is correct
24 Correct 134 ms 80412 KB Output is correct
25 Correct 230 ms 158116 KB Output is correct
26 Correct 257 ms 164216 KB Output is correct
27 Correct 247 ms 161144 KB Output is correct
28 Correct 204 ms 127584 KB Output is correct
29 Correct 82 ms 47052 KB Output is correct
30 Correct 123 ms 76928 KB Output is correct
31 Correct 219 ms 158712 KB Output is correct
32 Correct 239 ms 163328 KB Output is correct
33 Correct 237 ms 163128 KB Output is correct

Subtask #4
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 19320 KB Output is correct
2 Correct 22 ms 19704 KB Output is correct
3 Correct 21 ms 19320 KB Output is correct
4 Correct 21 ms 19448 KB Output is correct
5 Correct 21 ms 19832 KB Output is correct
6 Correct 18 ms 19192 KB Output is correct
7 Correct 18 ms 19148 KB Output is correct
8 Correct 18 ms 19192 KB Output is correct
9 Correct 18 ms 19192 KB Output is correct
10 Correct 18 ms 19196 KB Output is correct
11 Correct 19 ms 19448 KB Output is correct
12 Correct 21 ms 19576 KB Output is correct
13 Correct 21 ms 19960 KB Output is correct
14 Correct 22 ms 20216 KB Output is correct
15 Correct 18 ms 19192 KB Output is correct
16 Correct 18 ms 19320 KB Output is correct
17 Correct 18 ms 19260 KB Output is correct
18 Correct 786 ms 66896 KB Output is correct
19 Correct 262 ms 24484 KB Output is correct
20 Correct 161 ms 22848 KB Output is correct
21 Correct 191 ms 23288 KB Output is correct
22 Correct 212 ms 23544 KB Output is correct
23 Correct 250 ms 24404 KB Output is correct
24 Correct 166 ms 23300 KB Output is correct
25 Correct 189 ms 23484 KB Output is correct
26 Correct 206 ms 23800 KB Output is correct
27 Correct 217 ms 59408 KB Output is correct
28 Correct 196 ms 43128 KB Output is correct
29 Correct 236 ms 57080 KB Output is correct
30 Correct 422 ms 104708 KB Output is correct
31 Correct 21 ms 19292 KB Output is correct
32 Correct 473 ms 59156 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 19320 KB Output is correct
2 Correct 22 ms 19704 KB Output is correct
3 Correct 21 ms 19320 KB Output is correct
4 Correct 21 ms 19448 KB Output is correct
5 Correct 21 ms 19832 KB Output is correct
6 Correct 18 ms 19192 KB Output is correct
7 Correct 18 ms 19148 KB Output is correct
8 Correct 18 ms 19192 KB Output is correct
9 Correct 18 ms 19192 KB Output is correct
10 Correct 18 ms 19196 KB Output is correct
11 Correct 19 ms 19448 KB Output is correct
12 Correct 21 ms 19576 KB Output is correct
13 Correct 21 ms 19960 KB Output is correct
14 Correct 22 ms 20216 KB Output is correct
15 Correct 18 ms 19192 KB Output is correct
16 Correct 18 ms 19320 KB Output is correct
17 Correct 18 ms 19260 KB Output is correct
18 Correct 786 ms 66896 KB Output is correct
19 Correct 262 ms 24484 KB Output is correct
20 Correct 161 ms 22848 KB Output is correct
21 Correct 191 ms 23288 KB Output is correct
22 Correct 212 ms 23544 KB Output is correct
23 Correct 250 ms 24404 KB Output is correct
24 Correct 166 ms 23300 KB Output is correct
25 Correct 189 ms 23484 KB Output is correct
26 Correct 206 ms 23800 KB Output is correct
27 Correct 217 ms 59408 KB Output is correct
28 Correct 196 ms 43128 KB Output is correct
29 Correct 236 ms 57080 KB Output is correct
30 Correct 422 ms 104708 KB Output is correct
31 Correct 21 ms 19292 KB Output is correct
32 Correct 473 ms 59156 KB Output is correct
33 Correct 206 ms 158036 KB Output is correct
34 Correct 252 ms 164140 KB Output is correct
35 Correct 219 ms 161196 KB Output is correct
36 Correct 205 ms 127544 KB Output is correct
37 Correct 88 ms 52348 KB Output is correct
38 Correct 122 ms 76468 KB Output is correct
39 Correct 211 ms 127096 KB Output is correct
40 Correct 192 ms 112880 KB Output is correct
41 Correct 64 ms 39796 KB Output is correct
42 Correct 134 ms 80408 KB Output is correct
43 Correct 228 ms 158044 KB Output is correct
44 Correct 257 ms 164180 KB Output is correct
45 Correct 224 ms 161200 KB Output is correct
46 Correct 204 ms 127604 KB Output is correct
47 Correct 83 ms 47068 KB Output is correct
48 Correct 122 ms 76896 KB Output is correct
49 Correct 216 ms 158720 KB Output is correct
50 Correct 207 ms 163300 KB Output is correct
51 Correct 220 ms 163252 KB Output is correct
52 Correct 212 ms 127092 KB Output is correct
53 Correct 192 ms 112872 KB Output is correct
54 Correct 63 ms 39800 KB Output is correct
55 Correct 134 ms 80412 KB Output is correct
56 Correct 230 ms 158116 KB Output is correct
57 Correct 257 ms 164216 KB Output is correct
58 Correct 247 ms 161144 KB Output is correct
59 Correct 204 ms 127584 KB Output is correct
60 Correct 82 ms 47052 KB Output is correct
61 Correct 123 ms 76928 KB Output is correct
62 Correct 219 ms 158712 KB Output is correct
63 Correct 239 ms 163328 KB Output is correct
64 Correct 237 ms 163128 KB Output is correct
65 Correct 976 ms 130520 KB Output is correct
66 Correct 1061 ms 116340 KB Output is correct
67 Correct 379 ms 43388 KB Output is correct
68 Correct 390 ms 83932 KB Output is correct
69 Correct 550 ms 161620 KB Output is correct
70 Correct 413 ms 167672 KB Output is correct
71 Correct 483 ms 164892 KB Output is correct
72 Correct 401 ms 131132 KB Output is correct
73 Correct 171 ms 50524 KB Output is correct
74 Correct 220 ms 80440 KB Output is correct
75 Correct 318 ms 162220 KB Output is correct
76 Correct 560 ms 166916 KB Output is correct
77 Correct 553 ms 166740 KB Output is correct
78 Correct 412 ms 104544 KB Output is correct
79 Correct 491 ms 158684 KB Output is correct
80 Correct 490 ms 157784 KB Output is correct
81 Correct 360 ms 128120 KB Output is correct
82 Correct 500 ms 126328 KB Output is correct
83 Correct 101 ms 27612 KB Output is correct
84 Correct 528 ms 158608 KB Output is correct
85 Correct 542 ms 157608 KB Output is correct
86 Correct 429 ms 127420 KB Output is correct
87 Correct 250 ms 149424 KB Output is correct
88 Correct 279 ms 158620 KB Output is correct
89 Correct 305 ms 157732 KB Output is correct
90 Correct 269 ms 128032 KB Output is correct
91 Correct 417 ms 119124 KB Output is correct