oj.uz

Submission #99007

# Submission time Handle Problem Language Result Execution time Memory
99007 2019-02-28T05:17:05 Z 구재현(#2854, gs14004) Exhibition (JOI19_ho_t2) C++17
100 / 100
 91 ms 1764 KB 
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 300005;
using lint = long long;
using pi = pair<int, int>;

int n, m, c[MAXN];
pi a[MAXN];
int main(){
	scanf("%d %d",&n,&m);
	for(int i=1; i<=n; i++) scanf("%d %d",&a[i].second,&a[i].first);
	sort(a + 1, a + n + 1);
	for(int i=1; i<=m; i++) scanf("%d",&c[i]);
	sort(c + 1, c + m + 1);
	int dap = 0;
	int ptr = n;
	for(int i=m; i; i--){
		while(ptr > 0 && a[ptr].second > c[i]) ptr--;
		if(ptr > 0){
			ptr--;
			dap++;
		}
	}
	cout << dap << endl;
}

Compilation message

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:10:7: 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:11:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1; i<=n; i++) scanf("%d %d",&a[i].second,&a[i].first);
                          ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:13:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1; i<=m; i++) scanf("%d",&c[i]);
                          ~~~~~^~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# 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 2 ms 384 KB Output is correct
7 Correct 3 ms 532 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct

Subtask #2
40.0 / 40.0

# 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 2 ms 384 KB Output is correct
7 Correct 3 ms 532 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 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 3 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 3 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 3 ms 384 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 3 ms 384 KB Output is correct
32 Correct 3 ms 384 KB Output is correct
33 Correct 3 ms 384 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 3 ms 384 KB Output is correct
36 Correct 3 ms 384 KB Output is correct
37 Correct 3 ms 384 KB Output is correct

Subtask #3
50.0 / 50.0

# 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 2 ms 384 KB Output is correct
7 Correct 3 ms 532 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 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 3 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 3 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 3 ms 384 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 3 ms 384 KB Output is correct
32 Correct 3 ms 384 KB Output is correct
33 Correct 3 ms 384 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 3 ms 384 KB Output is correct
36 Correct 3 ms 384 KB Output is correct
37 Correct 3 ms 384 KB Output is correct
38 Correct 73 ms 1500 KB Output is correct
39 Correct 65 ms 1436 KB Output is correct
40 Correct 61 ms 1500 KB Output is correct
41 Correct 70 ms 1528 KB Output is correct
42 Correct 83 ms 1584 KB Output is correct
43 Correct 67 ms 1604 KB Output is correct
44 Correct 86 ms 1572 KB Output is correct
45 Correct 91 ms 1656 KB Output is correct
46 Correct 84 ms 1596 KB Output is correct
47 Correct 74 ms 1372 KB Output is correct
48 Correct 58 ms 1400 KB Output is correct
49 Correct 51 ms 1272 KB Output is correct
50 Correct 59 ms 1256 KB Output is correct
51 Correct 65 ms 1528 KB Output is correct
52 Correct 75 ms 1472 KB Output is correct
53 Correct 88 ms 1764 KB Output is correct
54 Correct 64 ms 1512 KB Output is correct
55 Correct 87 ms 1552 KB Output is correct
56 Correct 51 ms 1144 KB Output is correct
57 Correct 24 ms 768 KB Output is correct
58 Correct 39 ms 1116 KB Output is correct
59 Correct 42 ms 1144 KB Output is correct
60 Correct 29 ms 768 KB Output is correct
61 Correct 53 ms 1016 KB Output is correct
62 Correct 64 ms 1528 KB Output is correct
63 Correct 68 ms 1544 KB Output is correct
64 Correct 72 ms 1528 KB Output is correct
65 Correct 66 ms 1668 KB Output is correct
66 Correct 64 ms 1528 KB Output is correct
67 Correct 77 ms 1528 KB Output is correct
68 Correct 66 ms 1628 KB Output is correct
69 Correct 67 ms 1500 KB Output is correct
70 Correct 72 ms 1528 KB Output is correct
71 Correct 66 ms 1528 KB Output is correct
72 Correct 83 ms 1480 KB Output is correct
73 Correct 87 ms 1532 KB Output is correct