oj.uz

Submission #213533

# Submission time Handle Problem Language Result Execution time Memory
213533 2020-03-26T05:02:50 Z vincent97198 Hamburg Steak (JOI20_hamburg) C++14
21 / 100
 3000 ms 6704 KB 
#include<bits/stdc++.h>
#define ll long long
#define fo(i,x,y) for(int i=x; i<=y; i++)
using namespace std;

const int N = 2e5 + 5;

int n,k;

struct P {
	ll x1,y1,x2,y2;
} a[N];

ll query(P a) {
	if (a.x1 > a.x2)
		return 0;
	if (a.y1 > a.y2)
		return 0;
	return (a.x2 - a.x1 + 1) * (a.y2 - a.y1 + 1);
}

P merge(P a,P b) {
	a.x1 = max(a.x1,b.x1);
	a.y1 = max(a.y1,b.y1);
	a.x2 = min(a.x2,b.x2);
	a.y2 = min(a.y2,b.y2);
	return a;
}

P b[5];

#define db double

db calc(P a,P b)
{
	db s = query(a),s2 = query(merge(a,b));
	return (db)(s - s2) / s;
}

int main()
{
	srand(time(NULL));
	scanf("%d %d",&n,&k);
	fo(i,1,n)
	{
		scanf("%lld %lld %lld %lld",&a[i].x1,&a[i].y1,&a[i].x2,&a[i].y2);
	}
	k = min(k,n);
	while (1)
	{
		int bz = 1;
		random_shuffle(a + 1,a + n + 1);
		fo(i,1,k) b[i] = a[i];
		fo(i,k + 1,n) {
			int x = 1;
			db y = 1e9;
			fo(j,1,k) {
				db v = calc(b[j],a[i]);
				if (v < y)
					x = j,y = v;
			}
			b[x] = merge(b[x],a[i]);
			if (query(b[x]) == 0) {
				bz = 0;
				break;
			}
		}
		if (bz)
		{
			fo(i,1,k) printf("%lld %lld\n",b[i].x1,b[i].y1);
			break;
		}
	}
}

Compilation message

hamburg.cpp: In function 'int main()':
hamburg.cpp:43:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   43 |  scanf("%d %d",&n,&k);
      |  ~~~~~^~~~~~~~~~~~~~~
hamburg.cpp:46:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   46 |   scanf("%lld %lld %lld %lld",&a[i].x1,&a[i].y1,&a[i].x2,&a[i].y2);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct

Subtask #2
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct

Subtask #3
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 3 ms 512 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 3 ms 432 KB Output is correct

Subtask #4
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 3 ms 416 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 3 ms 416 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 ms 416 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 8 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 3 ms 384 KB Output is correct
17 Correct 4 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 6 ms 384 KB Output is correct
20 Correct 3 ms 384 KB Output is correct
21 Correct 3 ms 384 KB Output is correct
22 Correct 3 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 3 ms 384 KB Output is correct
25 Correct 4 ms 384 KB Output is correct
26 Correct 10 ms 384 KB Output is correct
27 Correct 3 ms 384 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 4 ms 384 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 3 ms 360 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 5 ms 384 KB Output is correct
38 Correct 6 ms 384 KB Output is correct
39 Correct 4 ms 384 KB Output is correct
40 Correct 2 ms 384 KB Output is correct
41 Correct 2 ms 384 KB Output is correct
42 Correct 4 ms 384 KB Output is correct
43 Correct 2 ms 384 KB Output is correct
44 Correct 3 ms 384 KB Output is correct
45 Correct 2 ms 384 KB Output is correct
46 Correct 2 ms 384 KB Output is correct
47 Correct 3 ms 384 KB Output is correct
48 Correct 2 ms 384 KB Output is correct
49 Correct 4 ms 384 KB Output is correct
50 Correct 4 ms 384 KB Output is correct
51 Correct 4 ms 384 KB Output is correct
52 Correct 3 ms 384 KB Output is correct
53 Correct 3 ms 384 KB Output is correct
54 Correct 2 ms 512 KB Output is correct
55 Correct 2 ms 384 KB Output is correct
56 Correct 2 ms 384 KB Output is correct
57 Correct 2 ms 384 KB Output is correct
58 Correct 2 ms 384 KB Output is correct

Subtask #5
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 173 ms 6540 KB Output is correct
6 Correct 150 ms 6660 KB Output is correct
7 Correct 160 ms 6596 KB Output is correct
8 Correct 161 ms 6520 KB Output is correct

Subtask #6
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 154 ms 6524 KB Output is correct
6 Correct 225 ms 6568 KB Output is correct
7 Correct 171 ms 6636 KB Output is correct
8 Correct 215 ms 6632 KB Output is correct

Subtask #7
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 3 ms 512 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 3 ms 432 KB Output is correct
13 Correct 235 ms 6556 KB Output is correct
14 Correct 156 ms 6520 KB Output is correct
15 Correct 235 ms 6648 KB Output is correct
16 Correct 196 ms 6520 KB Output is correct
17 Correct 231 ms 6520 KB Output is correct
18 Correct 167 ms 6540 KB Output is correct
19 Correct 238 ms 6520 KB Output is correct
20 Correct 208 ms 6516 KB Output is correct
21 Correct 176 ms 6552 KB Output is correct
22 Correct 217 ms 6520 KB Output is correct
23 Correct 187 ms 6524 KB Output is correct
24 Correct 259 ms 6672 KB Output is correct

Subtask #8
0 / 79.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 3 ms 416 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 3 ms 416 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 ms 416 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 8 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 3 ms 384 KB Output is correct
17 Correct 4 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 6 ms 384 KB Output is correct
20 Correct 3 ms 384 KB Output is correct
21 Correct 3 ms 384 KB Output is correct
22 Correct 3 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 3 ms 384 KB Output is correct
25 Correct 4 ms 384 KB Output is correct
26 Correct 10 ms 384 KB Output is correct
27 Correct 3 ms 384 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 4 ms 384 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 3 ms 360 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 5 ms 384 KB Output is correct
38 Correct 6 ms 384 KB Output is correct
39 Correct 4 ms 384 KB Output is correct
40 Correct 2 ms 384 KB Output is correct
41 Correct 2 ms 384 KB Output is correct
42 Correct 4 ms 384 KB Output is correct
43 Correct 2 ms 384 KB Output is correct
44 Correct 3 ms 384 KB Output is correct
45 Correct 2 ms 384 KB Output is correct
46 Correct 2 ms 384 KB Output is correct
47 Correct 3 ms 384 KB Output is correct
48 Correct 2 ms 384 KB Output is correct
49 Correct 4 ms 384 KB Output is correct
50 Correct 4 ms 384 KB Output is correct
51 Correct 4 ms 384 KB Output is correct
52 Correct 3 ms 384 KB Output is correct
53 Correct 3 ms 384 KB Output is correct
54 Correct 2 ms 512 KB Output is correct
55 Correct 2 ms 384 KB Output is correct
56 Correct 2 ms 384 KB Output is correct
57 Correct 2 ms 384 KB Output is correct
58 Correct 2 ms 384 KB Output is correct
59 Correct 201 ms 6588 KB Output is correct
60 Correct 220 ms 6564 KB Output is correct
61 Correct 182 ms 6520 KB Output is correct
62 Correct 166 ms 6576 KB Output is correct
63 Correct 183 ms 6520 KB Output is correct
64 Correct 155 ms 6520 KB Output is correct
65 Correct 611 ms 6520 KB Output is correct
66 Correct 348 ms 6624 KB Output is correct
67 Correct 250 ms 6564 KB Output is correct
68 Correct 185 ms 6520 KB Output is correct
69 Correct 230 ms 6700 KB Output is correct
70 Correct 238 ms 6520 KB Output is correct
71 Correct 366 ms 6520 KB Output is correct
72 Correct 300 ms 6520 KB Output is correct
73 Correct 416 ms 6624 KB Output is correct
74 Correct 561 ms 6616 KB Output is correct
75 Correct 353 ms 6640 KB Output is correct
76 Correct 379 ms 6620 KB Output is correct
77 Correct 217 ms 6596 KB Output is correct
78 Correct 397 ms 6616 KB Output is correct
79 Correct 243 ms 6524 KB Output is correct
80 Correct 353 ms 6620 KB Output is correct
81 Correct 401 ms 6624 KB Output is correct
82 Correct 367 ms 6620 KB Output is correct
83 Correct 299 ms 6520 KB Output is correct
84 Correct 331 ms 6520 KB Output is correct
85 Correct 304 ms 6520 KB Output is correct
86 Correct 341 ms 6648 KB Output is correct
87 Correct 301 ms 6620 KB Output is correct
88 Correct 188 ms 6524 KB Output is correct
89 Correct 202 ms 6520 KB Output is correct
90 Correct 535 ms 6520 KB Output is correct
91 Correct 197 ms 6520 KB Output is correct
92 Correct 1332 ms 6648 KB Output is correct
93 Correct 503 ms 6696 KB Output is correct
94 Correct 328 ms 6520 KB Output is correct
95 Correct 239 ms 6600 KB Output is correct
96 Correct 216 ms 6520 KB Output is correct
97 Correct 210 ms 6520 KB Output is correct
98 Correct 304 ms 6616 KB Output is correct
99 Correct 438 ms 6648 KB Output is correct
100 Correct 348 ms 6624 KB Output is correct
101 Correct 274 ms 6592 KB Output is correct
102 Correct 302 ms 6608 KB Output is correct
103 Correct 258 ms 6560 KB Output is correct
104 Correct 454 ms 6520 KB Output is correct
105 Correct 341 ms 6648 KB Output is correct
106 Correct 222 ms 6648 KB Output is correct
107 Correct 509 ms 6520 KB Output is correct
108 Correct 1167 ms 6616 KB Output is correct
109 Correct 332 ms 6704 KB Output is correct
110 Correct 173 ms 6520 KB Output is correct
111 Correct 526 ms 6616 KB Output is correct
112 Correct 1521 ms 6624 KB Output is correct
113 Correct 353 ms 6520 KB Output is correct
114 Correct 244 ms 6616 KB Output is correct
115 Correct 293 ms 6520 KB Output is correct
116 Correct 164 ms 6520 KB Output is correct
117 Execution timed out 3100 ms 6520 KB Time limit exceeded
118 Halted 0 ms 0 KB -