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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#29603#2554. AND PLUS ORAK_DreamWA 678ms8148kbC++409b2022-04-21 16:24:452022-04-28 15:25:21

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2022-04-28 15:25:21]
  • 评测
  • 测评结果:WA
  • 用时:678ms
  • 内存:8148kb
  • [2022-04-21 16:24:45]
  • 提交

answer

#include <bits/stdc++.h>
#define N 1200005
using namespace std;

int n, a[N];

int main() {
	mt19937 rnd(time(0));
	scanf("%d", &n); n = 1<<n;
	for (int i = 0; i < n; i++) scanf("%d", &a[i]);
	for (int i = 1; i <= 50000000; i++) {
		int x, y; 
		x = rnd()&(n-1), y = rnd()&(n-1);
		if (a[x]+a[y] < a[x&y]+a[x|y]) {
			printf("%d %d\n", x, y);
			return 0;
		}
	}
	puts("-1");
	return 0;
} 

Details

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Test #1:

score: 100
Accepted
time: 253ms
memory: 3616kb

input:

2
0 1 1 2

output:

-1

result:

ok Correct

Test #2:

score: 0
Accepted
time: 2ms
memory: 3808kb

input:

2
0 1 1 3

output:

2 1

result:

ok Correct

Test #3:

score: 0
Accepted
time: 244ms
memory: 3644kb

input:

0
100

output:

-1

result:

ok Correct

Test #4:

score: 0
Accepted
time: 243ms
memory: 3636kb

input:

12
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101...

output:

-1

result:

ok Correct

Test #5:

score: 0
Accepted
time: 243ms
memory: 3688kb

input:

12
0 1 1 2 1 2 2 3 1 2 2 3 2 3 3 4 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 3 4 4 5 4 5 5 6 4 5 5 6 5 6 6 7 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3...

output:

-1

result:

ok Correct

Test #6:

score: 0
Accepted
time: 262ms
memory: 3688kb

input:

14
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101...

output:

-1

result:

ok Correct

Test #7:

score: 0
Accepted
time: 264ms
memory: 3704kb

input:

14
0 1 1 2 1 2 2 3 1 2 2 3 2 3 3 4 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 3 4 4 5 4 5 5 6 4 5 5 6 5 6 6 7 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3...

output:

-1

result:

ok Correct

Test #8:

score: 0
Accepted
time: 322ms
memory: 4180kb

input:

17
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101...

output:

-1

result:

ok Correct

Test #9:

score: 0
Accepted
time: 311ms
memory: 4236kb

input:

17
0 1 1 2 1 2 2 3 1 2 2 3 2 3 3 4 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 3 4 4 5 4 5 5 6 4 5 5 6 5 6 6 7 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3...

output:

-1

result:

ok Correct

Test #10:

score: 0
Accepted
time: 439ms
memory: 6360kb

input:

18
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101...

output:

-1

result:

ok Correct

Test #11:

score: 0
Accepted
time: 395ms
memory: 6300kb

input:

18
0 1 1 2 1 2 2 3 1 2 2 3 2 3 3 4 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 3 4 4 5 4 5 5 6 4 5 5 6 5 6 6 7 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3...

output:

-1

result:

ok Correct

Test #12:

score: 0
Accepted
time: 678ms
memory: 8148kb

input:

20
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101...

output:

-1

result:

ok Correct

Test #13:

score: 0
Accepted
time: 623ms
memory: 7820kb

input:

20
0 1 1 2 1 2 2 3 1 2 2 3 2 3 3 4 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6 3 4 4 5 4 5 5 6 4 5 5 6 5 6 6 7 1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5 2 3 3 4 3...

output:

-1

result:

ok Correct

Test #14:

score: 0
Accepted
time: 9ms
memory: 3796kb

input:

12
9999998 9999996 9999996 9999992 9999996 9999992 9999992 9999984 9999996 9999992 9999992 9999984 9999992 9999984 9999984 9999968 9999996 9999992 9999992 9999984 9999992 9999984 9999984 9999968 9999992 9999984 9999984 9999968 9999984 9999968 9999968 9999936 9999996 9999992 9999992 9999984 9999992 9...

output:

2048 1024

result:

ok Correct

Test #15:

score: -100
Wrong Answer
time: 264ms
memory: 3844kb

input:

14
9999998 9999996 9999996 9999992 9999996 9999992 9999992 9999984 9999996 9999992 9999992 9999984 9999992 9999984 9999984 9999968 9999996 9999992 9999992 9999984 9999992 9999984 9999984 9999968 9999992 9999984 9999984 9999968 9999984 9999968 9999968 9999936 9999996 9999992 9999992 9999984 9999992 9...

output:

-1

result:

wrong answer Wrong answer