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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#171668#7178. Bishopsucup-team1721#WA 19ms7912kbC++141.9kb2023-09-09 17:24:492023-09-09 17:24:49

Details

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Test #1:

score: 100
Accepted
time: 2ms
memory: 3720kb

input:

2 5

output:

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

result:

ok n: 2, m: 5, bishops: 6

Test #2:

score: 0
Accepted
time: 1ms
memory: 3672kb

input:

5 5

output:

8
1 1
2 1
3 1
4 1
5 1
2 5
3 5
4 5

result:

ok n: 5, m: 5, bishops: 8

Test #3:

score: 0
Accepted
time: 19ms
memory: 7860kb

input:

100000 100000

output:

199998
1 1
1 100000
3 1
3 100000
5 1
5 100000
7 1
7 100000
9 1
9 100000
11 1
11 100000
13 1
13 100000
15 1
15 100000
17 1
17 100000
19 1
19 100000
21 1
21 100000
23 1
23 100000
25 1
25 100000
27 1
27 100000
29 1
29 100000
31 1
31 100000
33 1
33 100000
35 1
35 100000
37 1
37 100000
39 1
39 100000
41 ...

result:

ok n: 100000, m: 100000, bishops: 199998

Test #4:

score: 0
Accepted
time: 17ms
memory: 7912kb

input:

100000 99999

output:

199998
1 1
100000 1
1 3
100000 3
1 5
100000 5
1 7
100000 7
1 9
100000 9
1 11
100000 11
1 13
100000 13
1 15
100000 15
1 17
100000 17
1 19
100000 19
1 21
100000 21
1 23
100000 23
1 25
100000 25
1 27
100000 27
1 29
100000 29
1 31
100000 31
1 33
100000 33
1 35
100000 35
1 37
100000 37
1 39
100000 39
1 4...

result:

ok n: 100000, m: 99999, bishops: 199998

Test #5:

score: 0
Accepted
time: 12ms
memory: 7460kb

input:

100000 50000

output:

149998
1 1
1 50000
1 3
1 49998
1 5
1 49996
1 7
1 49994
1 9
1 49992
1 11
1 49990
1 13
1 49988
1 15
1 49986
1 17
1 49984
1 19
1 49982
1 21
1 49980
1 23
1 49978
1 25
1 49976
1 27
1 49974
1 29
1 49972
1 31
1 49970
1 33
1 49968
1 35
1 49966
1 37
1 49964
1 39
1 49962
1 41
1 49960
1 43
1 49958
1 45
1 49956...

result:

ok n: 100000, m: 50000, bishops: 149998

Test #6:

score: 0
Accepted
time: 12ms
memory: 5596kb

input:

1 100000

output:

100000
1 1
1 100000
1 3
1 99998
1 5
1 99996
1 7
1 99994
1 9
1 99992
1 11
1 99990
1 13
1 99988
1 15
1 99986
1 17
1 99984
1 19
1 99982
1 21
1 99980
1 23
1 99978
1 25
1 99976
1 27
1 99974
1 29
1 99972
1 31
1 99970
1 33
1 99968
1 35
1 99966
1 37
1 99964
1 39
1 99962
1 41
1 99960
1 43
1 99958
1 45
1 9995...

result:

ok n: 1, m: 100000, bishops: 100000

Test #7:

score: 0
Accepted
time: 16ms
memory: 7376kb

input:

34535 99889

output:

134423
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 1
11 1
12 1
13 1
14 1
15 1
16 1
17 1
18 1
19 1
20 1
21 1
22 1
23 1
24 1
25 1
26 1
27 1
28 1
29 1
30 1
31 1
32 1
33 1
34 1
35 1
36 1
37 1
38 1
39 1
40 1
41 1
42 1
43 1
44 1
45 1
46 1
47 1
48 1
49 1
50 1
51 1
52 1
53 1
54 1
55 1
56 1
57 1
58 1
59 1
60 1
61...

result:

ok n: 34535, m: 99889, bishops: 134423

Test #8:

score: 0
Accepted
time: 13ms
memory: 5500kb

input:

12231 97889

output:

110119
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 1
11 1
12 1
13 1
14 1
15 1
16 1
17 1
18 1
19 1
20 1
21 1
22 1
23 1
24 1
25 1
26 1
27 1
28 1
29 1
30 1
31 1
32 1
33 1
34 1
35 1
36 1
37 1
38 1
39 1
40 1
41 1
42 1
43 1
44 1
45 1
46 1
47 1
48 1
49 1
50 1
51 1
52 1
53 1
54 1
55 1
56 1
57 1
58 1
59 1
60 1
61...

result:

ok n: 12231, m: 97889, bishops: 110119

Test #9:

score: 0
Accepted
time: 6ms
memory: 5584kb

input:

10000 100000

output:

109998
1 1
1 100000
3 1
3 100000
5 1
5 100000
7 1
7 100000
9 1
9 100000
11 1
11 100000
13 1
13 100000
15 1
15 100000
17 1
17 100000
19 1
19 100000
21 1
21 100000
23 1
23 100000
25 1
25 100000
27 1
27 100000
29 1
29 100000
31 1
31 100000
33 1
33 100000
35 1
35 100000
37 1
37 100000
39 1
39 100000
41 ...

result:

ok n: 10000, m: 100000, bishops: 109998

Test #10:

score: 0
Accepted
time: 12ms
memory: 5580kb

input:

13 99999

output:

100011
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 1
11 1
12 1
13 1
1 14
2 14
3 14
4 14
5 14
6 14
7 14
8 14
9 14
10 14
11 14
12 14
13 14
1 27
2 27
3 27
4 27
5 27
6 27
7 27
8 27
9 27
10 27
11 27
12 27
13 27
1 40
2 40
3 40
4 40
5 40
6 40
7 40
8 40
9 40
10 40
11 40
12 40
13 40
1 53
2 53
3 53
4 53
5 53
6 53
...

result:

ok n: 13, m: 99999, bishops: 100011

Test #11:

score: -100
Wrong Answer
time: 7ms
memory: 5488kb

input:

21 99999

output:

100018
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 1
11 1
12 1
13 1
14 1
15 1
16 1
17 1
18 1
19 1
20 1
21 1
1 22
2 22
3 22
4 22
5 22
6 22
7 22
8 22
9 22
10 22
11 22
12 22
13 22
14 22
15 22
16 22
17 22
18 22
19 22
20 22
21 22
1 43
2 43
3 43
4 43
5 43
6 43
7 43
8 43
9 43
10 43
11 43
12 43
13 43
14 43
15 43...

result:

wrong answer Participant's answer is not optimal (100018 < 100019)
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