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QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#49416#2554. AND PLUS ORzhouhuanyiWA 380ms15920kbC++11769b2022-09-21 09:08:492022-09-21 09:08:52

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.
  • [2022-09-21 09:08:52]
  • 评测
  • 测评结果:WA
  • 用时:380ms
  • 内存:15920kb
  • [2022-09-21 09:08:49]
  • 提交

answer

#include<iostream>
#include<cstdio>
#define N 20
#define inf 1e9
using namespace std;
int read()
{
	char c=0;
	int sum=0;
	while (c<'0'||c>'9') c=getchar();
	while ('0'<=c&&c<='9') sum=sum*10+c-'0',c=getchar();
	return sum; 
}
int n,A[1<<N],dp[1<<N],F[1<<N],G[1<<N];
int main()
{
	n=read();
	for (int i=0;i<(1<<n);++i) A[i]=read();
	for (int i=0;i<n;++i)
	{
		for (int j=0;j<(1<<n);++j) F[j]=G[j]=(j&(1<<i))?A[j]-A[j^(1<<i)]:inf;
		for (int j=0;j<n;++j)
			for (int k=0;k<(1<<n);++k)
				if (k&(1<<j))
					G[k]=min(G[k],G[k^(1<<j)]);
		for (int j=0;j<(1<<n);++j)
			if (G[j]<F[j])
			{
				for (int k=0;k<(1<<n);++k)
					if ((k&j)==k&&F[k]<F[j])
						printf("%d %d\n",k,j^(1<<i));
				return 0;
			}
	}
	puts("-1");
	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 2ms
memory: 3660kb

input:

2
0 1 1 2

output:

-1

result:

ok Correct

Test #2:

score: 0
Accepted
time: 2ms
memory: 3712kb

input:

2
0 1 1 3

output:

1 2

result:

ok Correct

Test #3:

score: 0
Accepted
time: 0ms
memory: 3576kb

input:

0
100

output:

-1

result:

ok Correct

Test #4:

score: 0
Accepted
time: 3ms
memory: 3552kb

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: 3ms
memory: 3700kb

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: 5ms
memory: 3916kb

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: 5ms
memory: 3912kb

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: 34ms
memory: 5104kb

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: 28ms
memory: 5172kb

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: 64ms
memory: 6748kb

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: 70ms
memory: 6588kb

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: 369ms
memory: 15836kb

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: 343ms
memory: 15848kb

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: 0ms
memory: 3744kb

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:

1024 2048

result:

ok Correct

Test #15:

score: 0
Accepted
time: 6ms
memory: 3904kb

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:

4096 8192

result:

ok Correct

Test #16:

score: 0
Accepted
time: 29ms
memory: 5104kb

input:

17
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:

32768 65536

result:

ok Correct

Test #17:

score: 0
Accepted
time: 369ms
memory: 15920kb

input:

20
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:

262144 524288

result:

ok Correct

Test #18:

score: 0
Accepted
time: 377ms
memory: 15916kb

input:

20
10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 10000000 ...

output:

-1

result:

ok Correct

Test #19:

score: 0
Accepted
time: 6ms
memory: 3756kb

input:

14
0 287591 280332 513369 288652 477661 551010 685465 208821 396938 464307 597870 467487 557022 704999 739980 383454 590303 579332 731627 653998 762265 831902 885615 579099 686474 750131 802952 819657 828450 972715 926954 267900 553415 491856 722817 531352 718285 737334 869713 474407 660448 673517 8...

output:

-1

result:

ok Correct

Test #20:

score: 0
Accepted
time: 30ms
memory: 5100kb

input:

17
0 340669 312301 598416 390680 632767 685007 872540 238892 480087 526347 712988 599586 742199 869067 957126 467164 727091 695011 900384 839736 1001081 1049609 1156400 692880 853333 895881 1001780 1035466 1097337 1220493 1227810 345073 683666 600998 885037 710553 950564 948504 1133961 581651 820770...

output:

-1

result:

ok Correct

Test #21:

score: 0
Accepted
time: 380ms
memory: 15844kb

input:

20
0 434418 373306 753170 489819 825655 845151 1126433 260418 595362 608878 889268 720251 956613 1050737 1232545 555130 908806 843982 1143104 1026841 1281935 1297719 1498259 802372 1056574 1066378 1266026 1244097 1399717 1490129 1591195 459532 891874 776462 1154250 924151 1257911 1223107 1502313 717...

output:

-1

result:

ok Correct

Test #22:

score: -100
Wrong Answer
time: 4ms
memory: 3884kb

input:

14
0 287591 280332 513369 288652 477661 551010 685465 208821 396938 464307 597870 467487 557022 704999 739980 383454 590303 579332 731627 653998 762265 831902 885615 579099 686474 750131 802952 819657 828450 972715 926954 267900 553415 491856 722817 531352 718285 737334 869713 474407 660448 673517 8...

output:

1 4292
5 4292
65 4292
69 4292
129 4292
133 4292
193 4292
197 4292
4097 4292
4101 4292
4161 4292
4165 4292
4225 4292
4229 4292
4289 4292

result:

wrong output format Extra information in the output file