Submission #1094321

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1094321	2024-09-29T10:35:25 Z	Sunbae	A Plus B (IOI23_aplusb)	C++17	100 / 100	64 ms	4564 KB

aplusb

#include <cstdio>
#include <vector>
#include <algorithm>
#include "aplusb.h"
typedef long long ll;
using namespace std;
const int N = 1e5 + 5;
vector<int> smallest_sums(int n, vector<int> A, vector<int> B) {
	ll low = A[0] + B[0], high = A[n-1] + B[n-1], ans;
	while(low <= high){
		ll mid = low + ((high-low)>>1), cnt = 0;
		for(int i = 0; i<n; ++i){
			cnt += upper_bound(B.begin(), B.end(), mid-A[i]) - B.begin();
		}
		if(cnt >= n) high = mid-1, ans = mid;
		else low = mid+1;
	}
	vector<int> v;
	for(int i = 0, m = 0; i<n; ++i){
		for(int j = 0; A[i] + B[j] <= ans && j<n; ++j){
			v.push_back(A[i] + B[j]);
		}
	}
	sort(v.begin(), v.end());
	v.resize(n);
	return v;
}

Compilation message

aplusb.cpp: In function 'std::vector<int> smallest_sums(int, std::vector<int>, std::vector<int>)':
aplusb.cpp:19:17: warning: unused variable 'm' [-Wunused-variable]
   19 |  for(int i = 0, m = 0; i<n; ++i){
      |                 ^
aplusb.cpp:20:37: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
   20 |   for(int j = 0; A[i] + B[j] <= ans && j<n; ++j){

Subtask #1
10.0 / 10.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	348 KB	Output is correct
4	Correct	348 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct

Subtask #3
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	604 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	1 ms	344 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	2 ms	344 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct

Subtask #4
40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	604 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	1 ms	344 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	2 ms	344 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	11 ms	1268 KB	Output is correct
38	Correct	41 ms	3280 KB	Output is correct
39	Correct	40 ms	3532 KB	Output is correct
40	Correct	40 ms	3536 KB	Output is correct
41	Correct	56 ms	4556 KB	Output is correct
42	Correct	63 ms	4564 KB	Output is correct
43	Correct	51 ms	4048 KB	Output is correct
44	Correct	11 ms	1220 KB	Output is correct
45	Correct	51 ms	3448 KB	Output is correct
46	Correct	42 ms	3544 KB	Output is correct
47	Correct	54 ms	3444 KB	Output is correct
48	Correct	59 ms	4560 KB	Output is correct
49	Correct	55 ms	4304 KB	Output is correct
50	Correct	64 ms	4056 KB	Output is correct
51	Correct	40 ms	3788 KB	Output is correct
52	Correct	42 ms	3800 KB	Output is correct
53	Correct	41 ms	3788 KB	Output is correct

Submission #1094321

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 20.0 / 20.0

Subtask #3 30.0 / 30.0

Subtask #4 40.0 / 40.0

Subtask #1
10.0 / 10.0

Subtask #2
20.0 / 20.0

Subtask #3
30.0 / 30.0

Subtask #4
40.0 / 40.0