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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#606817#6428. K Co-prime Permutationkarito#AC ✓51ms3724kbC++17781b2024-10-03 12:26:432024-10-03 12:26:48

Judging History

你现在查看的是最新测评结果

  • [2024-10-03 12:26:48]
  • 评测
  • 测评结果:AC
  • 用时:51ms
  • 内存:3724kb
  • [2024-10-03 12:26:43]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;

void solve()
{
    int n,k;
    cin >> n >> k;
    if(k==0) 
    {
        cout << "-1";
        return ;
    }
    if(k&1)
    {
        cout << "1 ";
        for(int i=2;i<=k;i+=2)
        {
            cout << i+1 << " " << i;
            if(i+1<n) cout << " ";
        }
        for(int i=k+1;i<=n;i++)
        {
            cout << i;
            if(i<n) cout << " ";
        }
    }
    else
    {
        for(int i=1;i<=k;i+=2)
        {
            cout << i+1 << " " << i;
            if(i+1<n) cout << " ";
        }
        for(int i=k+1;i<=n;i++)
        {
            cout << i;
            if(i<n) cout << " ";
        }
    }
}

int main()
{
    solve();
    return 0;

}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3592kb

input:

5 3

output:

1 3 2 4 5

result:

ok ac

Test #2:

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

input:

1 0

output:

-1

result:

ok ac

Test #3:

score: 0
Accepted
time: 48ms
memory: 3584kb

input:

1000000 3789

output:

1 3 2 5 4 7 6 9 8 11 10 13 12 15 14 17 16 19 18 21 20 23 22 25 24 27 26 29 28 31 30 33 32 35 34 37 36 39 38 41 40 43 42 45 44 47 46 49 48 51 50 53 52 55 54 57 56 59 58 61 60 63 62 65 64 67 66 69 68 71 70 73 72 75 74 77 76 79 78 81 80 83 82 85 84 87 86 89 88 91 90 93 92 95 94 97 96 99 98 101 100 103 ...

result:

ok ac

Test #4:

score: 0
Accepted
time: 51ms
memory: 3584kb

input:

1000000 578768

output:

2 1 4 3 6 5 8 7 10 9 12 11 14 13 16 15 18 17 20 19 22 21 24 23 26 25 28 27 30 29 32 31 34 33 36 35 38 37 40 39 42 41 44 43 46 45 48 47 50 49 52 51 54 53 56 55 58 57 60 59 62 61 64 63 66 65 68 67 70 69 72 71 74 73 76 75 78 77 80 79 82 81 84 83 86 85 88 87 90 89 92 91 94 93 96 95 98 97 100 99 102 101 ...

result:

ok ac

Test #5:

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

input:

500 1

output:

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 99 100 101 102 ...

result:

ok ac

Test #6:

score: 0
Accepted
time: 30ms
memory: 3724kb

input:

600000 600000

output:

2 1 4 3 6 5 8 7 10 9 12 11 14 13 16 15 18 17 20 19 22 21 24 23 26 25 28 27 30 29 32 31 34 33 36 35 38 37 40 39 42 41 44 43 46 45 48 47 50 49 52 51 54 53 56 55 58 57 60 59 62 61 64 63 66 65 68 67 70 69 72 71 74 73 76 75 78 77 80 79 82 81 84 83 86 85 88 87 90 89 92 91 94 93 96 95 98 97 100 99 102 101 ...

result:

ok ac

Test #7:

score: 0
Accepted
time: 30ms
memory: 3724kb

input:

600000 1

output:

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 99 100 101 102 ...

result:

ok ac

Test #8:

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

input:

600000 0

output:

-1

result:

ok ac

Test #9:

score: 0
Accepted
time: 45ms
memory: 3720kb

input:

1000000 999997

output:

1 3 2 5 4 7 6 9 8 11 10 13 12 15 14 17 16 19 18 21 20 23 22 25 24 27 26 29 28 31 30 33 32 35 34 37 36 39 38 41 40 43 42 45 44 47 46 49 48 51 50 53 52 55 54 57 56 59 58 61 60 63 62 65 64 67 66 69 68 71 70 73 72 75 74 77 76 79 78 81 80 83 82 85 84 87 86 89 88 91 90 93 92 95 94 97 96 99 98 101 100 103 ...

result:

ok ac

Test #10:

score: 0
Accepted
time: 47ms
memory: 3588kb

input:

1000000 510000

output:

2 1 4 3 6 5 8 7 10 9 12 11 14 13 16 15 18 17 20 19 22 21 24 23 26 25 28 27 30 29 32 31 34 33 36 35 38 37 40 39 42 41 44 43 46 45 48 47 50 49 52 51 54 53 56 55 58 57 60 59 62 61 64 63 66 65 68 67 70 69 72 71 74 73 76 75 78 77 80 79 82 81 84 83 86 85 88 87 90 89 92 91 94 93 96 95 98 97 100 99 102 101 ...

result:

ok ac

Test #11:

score: 0
Accepted
time: 35ms
memory: 3584kb

input:

999877 23324

output:

2 1 4 3 6 5 8 7 10 9 12 11 14 13 16 15 18 17 20 19 22 21 24 23 26 25 28 27 30 29 32 31 34 33 36 35 38 37 40 39 42 41 44 43 46 45 48 47 50 49 52 51 54 53 56 55 58 57 60 59 62 61 64 63 66 65 68 67 70 69 72 71 74 73 76 75 78 77 80 79 82 81 84 83 86 85 88 87 90 89 92 91 94 93 96 95 98 97 100 99 102 101 ...

result:

ok ac

Test #12:

score: 0
Accepted
time: 0ms
memory: 3500kb

input:

1 1

output:

1 

result:

ok ac

Test #13:

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

input:

2 0

output:

-1

result:

ok ac

Test #14:

score: 0
Accepted
time: 0ms
memory: 3700kb

input:

2 1

output:

1 2

result:

ok ac

Test #15:

score: 0
Accepted
time: 0ms
memory: 3572kb

input:

2 2

output:

2 1

result:

ok ac