oj.uz

Submission #99005

# Submission time Handle Problem Language Result Execution time Memory
99005 2019-02-28T05:09:27 Z ainta Exhibition (JOI19_ho_t2) C++17
100 / 100
 95 ms 1656 KB 
#include<cstdio>
#include<algorithm>
using namespace std;
#define N_ 101000
int C[N_];
struct point {
	int a, b;
	bool operator<(const point &p)const {
		return b != p.b ? b < p.b : a < p.a;
	}
}w[N_];
int n, m, res;
int main() {
	int i, j;
	scanf("%d%d", &n, &m);
	for (i = 1; i <= n; i++) {
		scanf("%d%d", &w[i].a, &w[i].b);
	}
	for (i = 1; i <= m; i++)scanf("%d", &C[i]);
	sort(w + 1, w + n + 1);
	sort(C + 1, C + m + 1);
	int pv = n;
	for (i = m; i >= 1; i--) {
		while (pv >= 1 && w[pv].a > C[i])pv--;
		if (pv) {
			res++;
			pv--;
		}
	}
	printf("%d\n", res);
}

Compilation message

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:14:9: warning: unused variable 'j' [-Wunused-variable]
  int i, j;
         ^
joi2019_ho_t3.cpp:15:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &m);
  ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:17:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &w[i].a, &w[i].b);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:19:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for (i = 1; i <= m; i++)scanf("%d", &C[i]);
                          ~~~~~^~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 256 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 256 KB Output is correct
20 Correct 3 ms 256 KB Output is correct
21 Correct 3 ms 256 KB Output is correct
22 Correct 4 ms 384 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 256 KB Output is correct
25 Correct 3 ms 256 KB Output is correct
26 Correct 2 ms 384 KB Output is correct
27 Correct 3 ms 256 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 3 ms 384 KB Output is correct
30 Correct 3 ms 396 KB Output is correct
31 Correct 2 ms 256 KB Output is correct
32 Correct 3 ms 256 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 3 ms 256 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 2 ms 256 KB Output is correct
37 Correct 2 ms 256 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 256 KB Output is correct
20 Correct 3 ms 256 KB Output is correct
21 Correct 3 ms 256 KB Output is correct
22 Correct 4 ms 384 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 256 KB Output is correct
25 Correct 3 ms 256 KB Output is correct
26 Correct 2 ms 384 KB Output is correct
27 Correct 3 ms 256 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 3 ms 384 KB Output is correct
30 Correct 3 ms 396 KB Output is correct
31 Correct 2 ms 256 KB Output is correct
32 Correct 3 ms 256 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 3 ms 256 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 2 ms 256 KB Output is correct
37 Correct 2 ms 256 KB Output is correct
38 Correct 73 ms 1592 KB Output is correct
39 Correct 79 ms 1528 KB Output is correct
40 Correct 91 ms 1484 KB Output is correct
41 Correct 66 ms 1528 KB Output is correct
42 Correct 66 ms 1528 KB Output is correct
43 Correct 67 ms 1512 KB Output is correct
44 Correct 68 ms 1556 KB Output is correct
45 Correct 68 ms 1528 KB Output is correct
46 Correct 62 ms 1528 KB Output is correct
47 Correct 70 ms 1400 KB Output is correct
48 Correct 74 ms 1528 KB Output is correct
49 Correct 57 ms 1244 KB Output is correct
50 Correct 61 ms 1252 KB Output is correct
51 Correct 73 ms 1480 KB Output is correct
52 Correct 71 ms 1528 KB Output is correct
53 Correct 68 ms 1400 KB Output is correct
54 Correct 50 ms 1404 KB Output is correct
55 Correct 72 ms 1400 KB Output is correct
56 Correct 59 ms 1132 KB Output is correct
57 Correct 29 ms 760 KB Output is correct
58 Correct 50 ms 1028 KB Output is correct
59 Correct 45 ms 1060 KB Output is correct
60 Correct 33 ms 736 KB Output is correct
61 Correct 39 ms 896 KB Output is correct
62 Correct 71 ms 1528 KB Output is correct
63 Correct 80 ms 1640 KB Output is correct
64 Correct 82 ms 1400 KB Output is correct
65 Correct 78 ms 1400 KB Output is correct
66 Correct 86 ms 1520 KB Output is correct
67 Correct 72 ms 1400 KB Output is correct
68 Correct 66 ms 1400 KB Output is correct
69 Correct 70 ms 1528 KB Output is correct
70 Correct 67 ms 1528 KB Output is correct
71 Correct 95 ms 1528 KB Output is correct
72 Correct 81 ms 1528 KB Output is correct
73 Correct 90 ms 1656 KB Output is correct