QOJ.ac

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
#698555#1837. Hamiltonianship2077AC ✓1ms3976kbC++23662b2024-11-01 20:27:392024-11-01 20:27:40

Judging History

你现在查看的是最新测评结果

  • [2024-11-01 20:27:40]
  • 评测
  • 测评结果：AC
  • 用时：1ms
  • 内存：3976kb
查看
  • [2024-11-01 20:27:39]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
int main(){
	int k; scanf("%d",&k);
	if (k==1) return puts("2 1\n1 2"),0;
	if (k==2) return puts("4 4\n1 2\n1 3\n2 3\n3 4"),0;
	if (k<=20){
		printf("%d %d\n",k,k);
		for (int i=1;i<=k;i++)
			printf("%d %d\n",i,i%k+1);
		return 0;
	}
	for (int n=3;n<=20;n++)
		for (int m=2;n+m<=20;m++)
			if ((n+4)*(n-1)/2+m-2==k){
				printf("%d %d\n",n+m,n*(n-1)/2+m+1);
				for (int i=1;i<=n;i++)
					for (int j=i+1;j<=n;j++)
						printf("%d %d\n",i,j);
				printf("1 %d\n",n+1);
				printf("%d %d\n",n,n+m);
				for (int i=1;i<m;i++)
					printf("%d %d\n",n+i,n+i+1);
				return 0;
			}
	return 0;
}
源文件, 语言: C++23

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 3780kb

input:

1

output:

2 1
1 2

result:

ok correct

Test #2:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

2

output:

4 4
1 2
1 3
2 3
3 4

result:

ok correct

Test #3:

score: 0
Accepted
time: 1ms
memory: 3928kb

input:

3

output:

3 3
1 2
2 3
3 1

result:

ok correct

Test #4:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

4

output:

4 4
1 2
2 3
3 4
4 1

result:

ok correct

Test #5:

score: 0
Accepted
time: 0ms
memory: 3920kb

input:

5

output:

5 5
1 2
2 3
3 4
4 5
5 1

result:

ok correct

Test #6:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

6

output:

6 6
1 2
2 3
3 4
4 5
5 6
6 1

result:

ok correct

Test #7:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

7

output:

7 7
1 2
2 3
3 4
4 5
5 6
6 7
7 1

result:

ok correct

Test #8:

score: 0
Accepted
time: 0ms
memory: 3772kb

input:

8

output:

8 8
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 1

result:

ok correct

Test #9:

score: 0
Accepted
time: 1ms
memory: 3796kb

input:

9

output:

9 9
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 1

result:

ok correct

Test #10:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

10

output:

10 10
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 1

result:

ok correct

Test #11:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

11

output:

11 11
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 1

result:

ok correct

Test #12:

score: 0
Accepted
time: 0ms
memory: 3976kb

input:

12

output:

12 12
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 1

result:

ok correct

Test #13:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

13

output:

13 13
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 1

result:

ok correct

Test #14:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

14

output:

14 14
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 1

result:

ok correct

Test #15:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

15

output:

15 15
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 1

result:

ok correct

Test #16:

score: 0
Accepted
time: 0ms
memory: 3868kb

input:

16

output:

16 16
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 1

result:

ok correct

Test #17:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

17

output:

17 17
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 1

result:

ok correct

Test #18:

score: 0
Accepted
time: 0ms
memory: 3976kb

input:

18

output:

18 18
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 1

result:

ok correct

Test #19:

score: 0
Accepted
time: 0ms
memory: 3788kb

input:

19

output:

19 19
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 1

result:

ok correct

Test #20:

score: 0
Accepted
time: 1ms
memory: 3928kb

input:

20

output:

20 20
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 1

result:

ok correct

Test #21:

score: 0
Accepted
time: 1ms
memory: 3928kb

input:

21

output:

19 20
1 2
1 3
2 3
1 4
3 19
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19

result:

ok correct

Test #22:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

22

output:

20 21
1 2
1 3
2 3
1 4
3 20
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20

result:

ok correct

Test #23:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

23

output:

17 20
1 2
1 3
1 4
2 3
2 4
3 4
1 5
4 17
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17

result:

ok correct

Test #24:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

24

output:

18 21
1 2
1 3
1 4
2 3
2 4
3 4
1 5
4 18
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18

result:

ok correct

Test #25:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

25

output:

19 22
1 2
1 3
1 4
2 3
2 4
3 4
1 5
4 19
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19

result:

ok correct

Test #26:

score: 0
Accepted
time: 1ms
memory: 3904kb

input:

26

output:

20 23
1 2
1 3
1 4
2 3
2 4
3 4
1 5
4 20
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20

result:

ok correct

Test #27:

score: 0
Accepted
time: 1ms
memory: 3932kb

input:

27

output:

16 22
1 2
1 3
1 4
1 5
2 3
2 4
2 5
3 4
3 5
4 5
1 6
5 16
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16

result:

ok correct

Test #28:

score: 0
Accepted
time: 1ms
memory: 3932kb

input:

28

output:

17 23
1 2
1 3
1 4
1 5
2 3
2 4
2 5
3 4
3 5
4 5
1 6
5 17
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17

result:

ok correct

Test #29:

score: 0
Accepted
time: 1ms
memory: 3908kb

input:

29

output:

18 24
1 2
1 3
1 4
1 5
2 3
2 4
2 5
3 4
3 5
4 5
1 6
5 18
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18

result:

ok correct

Test #30:

score: 0
Accepted
time: 0ms
memory: 3868kb

input:

30

output:

19 25
1 2
1 3
1 4
1 5
2 3
2 4
2 5
3 4
3 5
4 5
1 6
5 19
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19

result:

ok correct

Test #31:

score: 0
Accepted
time: 0ms
memory: 3836kb

input:

31

output:

20 26
1 2
1 3
1 4
1 5
2 3
2 4
2 5
3 4
3 5
4 5
1 6
5 20
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20

result:

ok correct

Test #32:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

32

output:

15 25
1 2
1 3
1 4
1 5
1 6
2 3
2 4
2 5
2 6
3 4
3 5
3 6
4 5
4 6
5 6
1 7
6 15
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15

result:

ok correct

Test #33:

score: 0
Accepted
time: 1ms
memory: 3848kb

input:

33

output:

16 26
1 2
1 3
1 4
1 5
1 6
2 3
2 4
2 5
2 6
3 4
3 5
3 6
4 5
4 6
5 6
1 7
6 16
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16

result:

ok correct

Test #34:

score: 0
Accepted
time: 1ms
memory: 3784kb

input:

34

output:

17 27
1 2
1 3
1 4
1 5
1 6
2 3
2 4
2 5
2 6
3 4
3 5
3 6
4 5
4 6
5 6
1 7
6 17
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17

result:

ok correct

Test #35:

score: 0
Accepted
time: 0ms
memory: 3924kb

input:

35

output:

18 28
1 2
1 3
1 4
1 5
1 6
2 3
2 4
2 5
2 6
3 4
3 5
3 6
4 5
4 6
5 6
1 7
6 18
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18

result:

ok correct

Test #36:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

36

output:

19 29
1 2
1 3
1 4
1 5
1 6
2 3
2 4
2 5
2 6
3 4
3 5
3 6
4 5
4 6
5 6
1 7
6 19
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19

result:

ok correct

Test #37:

score: 0
Accepted
time: 1ms
memory: 3872kb

input:

37

output:

20 30
1 2
1 3
1 4
1 5
1 6
2 3
2 4
2 5
2 6
3 4
3 5
3 6
4 5
4 6
5 6
1 7
6 20
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20

result:

ok correct

Test #38:

score: 0
Accepted
time: 0ms
memory: 3792kb

input:

38

output:

14 29
1 2
1 3
1 4
1 5
1 6
1 7
2 3
2 4
2 5
2 6
2 7
3 4
3 5
3 6
3 7
4 5
4 6
4 7
5 6
5 7
6 7
1 8
7 14
8 9
9 10
10 11
11 12
12 13
13 14

result:

ok correct

Test #39:

score: 0
Accepted
time: 0ms
memory: 3788kb

input:

39

output:

15 30
1 2
1 3
1 4
1 5
1 6
1 7
2 3
2 4
2 5
2 6
2 7
3 4
3 5
3 6
3 7
4 5
4 6
4 7
5 6
5 7
6 7
1 8
7 15
8 9
9 10
10 11
11 12
12 13
13 14
14 15

result:

ok correct

Test #40:

score: 0
Accepted
time: 0ms
memory: 3788kb

input:

40

output:

16 31
1 2
1 3
1 4
1 5
1 6
1 7
2 3
2 4
2 5
2 6
2 7
3 4
3 5
3 6
3 7
4 5
4 6
4 7
5 6
5 7
6 7
1 8
7 16
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16

result:

ok correct

Test #41:

score: 0
Accepted
time: 0ms
memory: 3792kb

input:

41

output:

17 32
1 2
1 3
1 4
1 5
1 6
1 7
2 3
2 4
2 5
2 6
2 7
3 4
3 5
3 6
3 7
4 5
4 6
4 7
5 6
5 7
6 7
1 8
7 17
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17

result:

ok correct

Test #42:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

42

output:

18 33
1 2
1 3
1 4
1 5
1 6
1 7
2 3
2 4
2 5
2 6
2 7
3 4
3 5
3 6
3 7
4 5
4 6
4 7
5 6
5 7
6 7
1 8
7 18
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18

result:

ok correct

Test #43:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

43

output:

19 34
1 2
1 3
1 4
1 5
1 6
1 7
2 3
2 4
2 5
2 6
2 7
3 4
3 5
3 6
3 7
4 5
4 6
4 7
5 6
5 7
6 7
1 8
7 19
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19

result:

ok correct

Test #44:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

44

output:

20 35
1 2
1 3
1 4
1 5
1 6
1 7
2 3
2 4
2 5
2 6
2 7
3 4
3 5
3 6
3 7
4 5
4 6
4 7
5 6
5 7
6 7
1 8
7 20
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20

result:

ok correct

Test #45:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

45

output:

13 34
1 2
1 3
1 4
1 5
1 6
1 7
1 8
2 3
2 4
2 5
2 6
2 7
2 8
3 4
3 5
3 6
3 7
3 8
4 5
4 6
4 7
4 8
5 6
5 7
5 8
6 7
6 8
7 8
1 9
8 13
9 10
10 11
11 12
12 13

result:

ok correct

Test #46:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

46

output:

14 35
1 2
1 3
1 4
1 5
1 6
1 7
1 8
2 3
2 4
2 5
2 6
2 7
2 8
3 4
3 5
3 6
3 7
3 8
4 5
4 6
4 7
4 8
5 6
5 7
5 8
6 7
6 8
7 8
1 9
8 14
9 10
10 11
11 12
12 13
13 14

result:

ok correct

Test #47:

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

input:

47

output:

15 36
1 2
1 3
1 4
1 5
1 6
1 7
1 8
2 3
2 4
2 5
2 6
2 7
2 8
3 4
3 5
3 6
3 7
3 8
4 5
4 6
4 7
4 8
5 6
5 7
5 8
6 7
6 8
7 8
1 9
8 15
9 10
10 11
11 12
12 13
13 14
14 15

result:

ok correct

Test #48:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

48

output:

16 37
1 2
1 3
1 4
1 5
1 6
1 7
1 8
2 3
2 4
2 5
2 6
2 7
2 8
3 4
3 5
3 6
3 7
3 8
4 5
4 6
4 7
4 8
5 6
5 7
5 8
6 7
6 8
7 8
1 9
8 16
9 10
10 11
11 12
12 13
13 14
14 15
15 16

result:

ok correct

Test #49:

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

input:

49

output:

17 38
1 2
1 3
1 4
1 5
1 6
1 7
1 8
2 3
2 4
2 5
2 6
2 7
2 8
3 4
3 5
3 6
3 7
3 8
4 5
4 6
4 7
4 8
5 6
5 7
5 8
6 7
6 8
7 8
1 9
8 17
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17

result:

ok correct

Test #50:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

50

output:

18 39
1 2
1 3
1 4
1 5
1 6
1 7
1 8
2 3
2 4
2 5
2 6
2 7
2 8
3 4
3 5
3 6
3 7
3 8
4 5
4 6
4 7
4 8
5 6
5 7
5 8
6 7
6 8
7 8
1 9
8 18
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18

result:

ok correct

Test #51:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

51

output:

19 40
1 2
1 3
1 4
1 5
1 6
1 7
1 8
2 3
2 4
2 5
2 6
2 7
2 8
3 4
3 5
3 6
3 7
3 8
4 5
4 6
4 7
4 8
5 6
5 7
5 8
6 7
6 8
7 8
1 9
8 19
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19

result:

ok correct

Test #52:

score: 0
Accepted
time: 0ms
memory: 3864kb

input:

52

output:

20 41
1 2
1 3
1 4
1 5
1 6
1 7
1 8
2 3
2 4
2 5
2 6
2 7
2 8
3 4
3 5
3 6
3 7
3 8
4 5
4 6
4 7
4 8
5 6
5 7
5 8
6 7
6 8
7 8
1 9
8 20
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20

result:

ok correct

Test #53:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

53

output:

12 40
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 4
3 5
3 6
3 7
3 8
3 9
4 5
4 6
4 7
4 8
4 9
5 6
5 7
5 8
5 9
6 7
6 8
6 9
7 8
7 9
8 9
1 10
9 12
10 11
11 12

result:

ok correct

Test #54:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

54

output:

13 41
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 4
3 5
3 6
3 7
3 8
3 9
4 5
4 6
4 7
4 8
4 9
5 6
5 7
5 8
5 9
6 7
6 8
6 9
7 8
7 9
8 9
1 10
9 13
10 11
11 12
12 13

result:

ok correct

Test #55:

score: 0
Accepted
time: 0ms
memory: 3792kb

input:

55

output:

14 42
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 4
3 5
3 6
3 7
3 8
3 9
4 5
4 6
4 7
4 8
4 9
5 6
5 7
5 8
5 9
6 7
6 8
6 9
7 8
7 9
8 9
1 10
9 14
10 11
11 12
12 13
13 14

result:

ok correct

Test #56:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

56

output:

15 43
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 4
3 5
3 6
3 7
3 8
3 9
4 5
4 6
4 7
4 8
4 9
5 6
5 7
5 8
5 9
6 7
6 8
6 9
7 8
7 9
8 9
1 10
9 15
10 11
11 12
12 13
13 14
14 15

result:

ok correct

Test #57:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

57

output:

16 44
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 4
3 5
3 6
3 7
3 8
3 9
4 5
4 6
4 7
4 8
4 9
5 6
5 7
5 8
5 9
6 7
6 8
6 9
7 8
7 9
8 9
1 10
9 16
10 11
11 12
12 13
13 14
14 15
15 16

result:

ok correct

Test #58:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

58

output:

17 45
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 4
3 5
3 6
3 7
3 8
3 9
4 5
4 6
4 7
4 8
4 9
5 6
5 7
5 8
5 9
6 7
6 8
6 9
7 8
7 9
8 9
1 10
9 17
10 11
11 12
12 13
13 14
14 15
15 16
16 17

result:

ok correct

Test #59:

score: 0
Accepted
time: 0ms
memory: 3924kb

input:

59

output:

18 46
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 4
3 5
3 6
3 7
3 8
3 9
4 5
4 6
4 7
4 8
4 9
5 6
5 7
5 8
5 9
6 7
6 8
6 9
7 8
7 9
8 9
1 10
9 18
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18

result:

ok correct

Test #60:

score: 0
Accepted
time: 0ms
memory: 3864kb

input:

60

output:

19 47
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 4
3 5
3 6
3 7
3 8
3 9
4 5
4 6
4 7
4 8
4 9
5 6
5 7
5 8
5 9
6 7
6 8
6 9
7 8
7 9
8 9
1 10
9 19
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19

result:

ok correct
English 繁體中文 简体中文

服务器时间: 2024-11-30 02:50:15 | 开源项目