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 |
---|---|---|---|---|---|---|---|---|---|
#306508 | #8018. 染色 | pidan | 20 | 415ms | 71036kb | C++23 | 1017b | 2024-01-16 20:21:36 | 2024-01-16 20:21:37 |
Due to the privacy settings of the submitter, you are not allowed to view this code.
详细
Test #1:
score: 5
Accepted
time: 0ms
memory: 5912kb
input:
2 0 0 1 1 1 0 1 0 0 0 0 0 1 1 1 0
output:
7 0 0 1 0 1 3 2 1 3 1 3 2 3 3
result:
ok n=4
Test #2:
score: 5
Accepted
time: 1ms
memory: 6020kb
input:
2 0 0 0 1 1 0 0 0 1 1 0 1 1 0 1 1
output:
8 0 0 1 3 2 0 2 2 2 3 3 0 3 1 3 3
result:
ok n=4
Test #3:
score: 5
Accepted
time: 1ms
memory: 5908kb
input:
2 1 1 1 0 0 1 0 0 1 0 1 0 0 1 0 1
output:
8 0 1 0 3 1 0 1 2 2 0 2 2 2 3 3 3
result:
ok n=4
Test #4:
score: 5
Accepted
time: 1ms
memory: 5828kb
input:
2 1 0 1 1 1 0 1 0 0 1 1 0 1 1 1 0
output:
10 0 1 0 3 1 1 1 2 1 3 2 0 2 1 2 3 3 0 3 3
result:
ok n=4
Test #5:
score: 0
Wrong Answer
time: 1ms
memory: 5876kb
input:
4 0 0 1 1 0 1 1 0 0 0 0 0 0 0 1 1 0 1 1 0 1 0 0 1 0 1 1 1 1 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 1 1 1 0 1 0 0 0 1 1 0 0 0 0 0 1 1 1 1 1 0 1 0 0 0 1 1 1 0 1 1 1 1 0 1 0 0 1 1 1 1 1 0 0 1 1 0 0 1 1 1 0 1 1 1 0 1 0 1 1 0 1 0 1 1 1 0 0 1 1 1 1 0 1 1 1 0 1 1 0 0 0 1 1 0 0 0 0 1 1 1 0 1 1 0 1 1 0 0 1 0 0 1 0 1 ...
output:
102 0 2 0 5 0 11 0 12 1 1 1 4 1 5 1 6 1 7 1 10 1 11 2 4 2 5 2 10 2 11 2 14 2 15 3 0 3 6 3 7 3 8 3 10 3 11 3 13 3 15 4 0 4 7 4 12 5 2 5 4 5 6 5 10 5 12 5 15 6 2 6 4 6 5 6 7 6 8 6 9 6 13 7 5 7 6 7 8 7 9 7 11 7 12 7 13 7 14 7 15 8 0 8 1 8 3 8 12 8 14 9 1 9 4 9 7 9 8 9 11 9 12 9 13 10 0 10 4 10 9 10 11 ...
result:
wrong answer wa
Test #6:
score: 0
Wrong Answer
time: 1ms
memory: 8004kb
input:
4 1 0 0 0 1 0 1 0 0 1 0 0 1 1 1 1 1 0 0 1 1 1 1 1 1 0 1 1 1 0 1 1 1 1 1 0 1 0 1 0 0 0 1 1 1 1 0 0 1 0 1 0 0 1 1 0 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 0 1 0 0 0 1 0 1 0 0 0 0 1 1 1 0 0 0 0 1 1 1 0 0 0 1 1 0 0 1 1 1 0 1 0 0 0 1 0 1 0 1 1 0 1 1 0 0 0 0 1 1 0 0 1 1 1 1 1 1 0 0 0 0 1 0 1 0 0 1 0 1 0 0 0 0 ...
output:
130 0 0 0 2 0 3 0 4 0 6 0 8 0 9 0 10 0 11 0 12 0 13 0 15 1 1 1 3 1 5 1 6 1 7 1 8 1 9 1 11 1 14 2 1 2 2 2 3 2 5 2 6 2 8 2 9 3 1 3 3 3 8 3 10 3 12 3 14 4 2 4 11 4 15 5 2 5 5 5 6 5 7 5 9 5 12 6 0 6 1 6 2 6 3 6 4 6 5 6 6 6 8 6 10 6 14 6 15 7 0 7 1 7 5 7 6 7 8 7 9 7 11 7 13 8 0 8 2 8 3 8 6 8 7 8 8 8 13 9...
result:
wrong answer wa
Test #7:
score: 0
Wrong Answer
time: 1ms
memory: 7992kb
input:
4 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 1 1 0 1 0 1 1 1 0 1 0 1 0 1 1 0 0 1 0 0 0 0 1 0 1 0 1 0 1 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 0 1 1 0 1 0 0 1 0 1 1 0 1 1 0 0 0 0 0 1 0 1 1 0 0 0 1 0 1 1 1 1 0 1 0 0 1 0 0 0 1 1 0 0 1 1 1 1 1 1 0 1 1 1 0 1 1 0 1 0 0 1 0 0 1 1 1 0 1 0 0 1 1 1 1 0 0 1 0 0 1 1 1 1 0 ...
output:
134 0 2 0 3 0 4 0 6 0 7 0 8 0 13 1 0 1 3 1 6 1 7 1 14 1 15 2 0 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 10 2 11 2 15 3 0 3 1 3 2 3 3 3 7 3 8 3 9 3 11 3 12 3 14 4 1 4 6 4 8 4 9 4 10 4 11 4 13 4 14 4 15 5 0 5 1 5 3 5 4 5 9 5 12 5 13 5 14 6 1 6 3 6 6 6 7 6 11 6 13 6 15 7 0 7 2 7 6 7 8 7 9 7 11 7 13 7 14 7 15 ...
result:
wrong answer wa
Test #8:
score: 0
Wrong Answer
time: 0ms
memory: 8116kb
input:
7 1 1 1 1 1 1 0 0 0 1 1 1 0 1 1 1 1 1 0 0 0 1 1 1 0 1 1 1 1 1 1 0 1 0 0 0 0 1 1 1 0 0 1 1 1 1 0 0 1 0 0 1 1 0 1 0 1 1 1 1 1 0 0 1 1 0 0 0 0 0 0 0 1 0 1 0 0 0 0 1 1 1 1 1 0 1 0 0 1 0 1 1 0 0 1 0 1 0 1 0 1 0 1 1 0 0 1 0 0 1 1 1 1 1 1 0 0 0 0 1 0 0 1 0 0 0 0 0 1 0 1 0 1 0 0 1 1 0 1 0 1 0 0 1 0 1 0 0 1 ...
output:
8204 0 1 0 5 0 6 0 8 0 10 0 11 0 12 0 13 0 16 0 17 0 21 0 22 0 23 0 27 0 29 0 30 0 31 0 32 0 38 0 39 0 41 0 47 0 48 0 49 0 51 0 52 0 53 0 54 0 55 0 59 0 61 0 62 0 63 0 64 0 67 0 69 0 70 0 72 0 74 0 75 0 76 0 77 0 79 0 80 0 81 0 82 0 83 0 88 0 89 0 90 0 94 0 95 0 96 0 103 0 105 0 106 0 107 0 108 0 11...
result:
wrong answer wa
Test #9:
score: 0
Wrong Answer
time: 0ms
memory: 10368kb
input:
7 1 1 0 1 0 0 1 0 0 0 0 1 1 1 0 0 1 1 1 0 0 1 1 0 1 1 0 0 1 0 1 0 1 0 1 1 1 0 0 0 1 0 0 0 0 0 1 0 0 0 1 1 1 0 1 0 0 0 1 0 1 0 1 0 0 0 0 1 1 1 0 0 0 0 1 1 0 1 0 0 0 0 1 0 1 0 0 1 1 0 0 1 0 0 1 1 0 1 1 1 1 1 0 0 0 1 1 0 0 0 1 1 1 1 0 1 1 1 1 0 1 1 0 1 0 1 1 1 1 0 1 1 1 0 0 0 0 0 1 1 1 1 1 0 0 1 0 0 1 ...
output:
8200 0 0 0 1 0 4 0 6 0 9 0 14 0 15 0 16 0 17 0 18 0 22 0 26 0 30 0 32 0 33 0 34 0 36 0 37 0 41 0 42 0 43 0 47 0 48 0 49 0 53 0 54 0 56 0 57 0 59 0 60 0 61 0 62 0 63 0 65 0 66 0 68 0 69 0 70 0 71 0 72 0 78 0 80 0 83 0 93 0 95 0 96 0 97 0 98 0 100 0 103 0 105 0 113 0 115 0 117 0 118 0 119 0 122 0 126 ...
result:
wrong answer wa
Test #10:
score: 0
Wrong Answer
time: 0ms
memory: 6500kb
input:
7 1 0 1 1 1 0 0 0 1 1 0 0 1 1 0 0 0 1 0 1 1 0 1 0 0 1 0 1 1 1 1 1 1 0 1 1 1 1 1 0 0 0 1 0 1 0 1 1 1 1 0 1 1 1 0 1 0 0 1 0 1 0 1 0 0 1 0 1 1 1 1 0 1 1 0 0 1 1 1 0 1 1 1 0 0 1 1 0 0 0 0 1 1 0 0 1 1 0 1 1 1 0 0 0 0 0 0 0 1 1 0 0 0 0 1 1 0 1 0 1 1 1 0 1 0 1 0 1 1 0 1 1 1 1 0 1 1 0 1 1 0 0 1 1 1 0 0 0 0 ...
output:
8194 0 2 0 3 0 6 0 8 0 9 0 13 0 14 0 15 0 16 0 23 0 24 0 25 0 27 0 31 0 32 0 36 0 37 0 40 0 44 0 45 0 46 0 47 0 48 0 51 0 52 0 53 0 54 0 55 0 59 0 61 0 62 0 64 0 65 0 66 0 67 0 68 0 71 0 72 0 74 0 77 0 78 0 79 0 80 0 88 0 89 0 92 0 93 0 95 0 97 0 98 0 99 0 101 0 102 0 103 0 104 0 105 0 106 0 110 0 1...
result:
wrong answer wa
Test #11:
score: 0
Wrong Answer
time: 395ms
memory: 69564kb
input:
11 1 1 0 1 1 1 1 0 0 1 0 0 1 0 0 0 1 0 1 1 1 0 0 0 1 1 1 1 0 1 0 1 1 0 0 0 0 0 1 1 0 0 1 0 0 0 1 0 0 1 1 0 1 0 1 1 1 1 0 0 0 0 1 0 0 0 0 1 1 1 0 1 0 1 0 0 1 1 1 1 1 0 0 0 0 1 0 1 0 1 1 0 1 1 0 0 0 0 1 0 0 1 0 1 1 1 0 0 0 0 1 1 1 1 0 1 1 1 1 0 0 1 0 1 0 1 0 0 1 1 1 0 0 0 0 1 0 0 0 0 1 0 1 1 0 1 1 0 1...
output:
2123776 0 1 0 2 0 4 0 5 0 6 0 7 0 12 0 14 0 15 0 16 0 22 0 23 0 24 0 28 0 30 0 31 0 32 0 33 0 34 0 35 0 36 0 42 0 45 0 49 0 50 0 51 0 53 0 55 0 56 0 57 0 64 0 67 0 68 0 70 0 71 0 72 0 75 0 76 0 77 0 78 0 79 0 80 0 83 0 84 0 86 0 87 0 88 0 90 0 91 0 93 0 95 0 96 0 100 0 101 0 102 0 103 0 108 0 110 0 ...
result:
wrong answer wa
Test #12:
score: 0
Wrong Answer
time: 415ms
memory: 69584kb
input:
11 1 1 1 1 0 0 0 0 1 1 1 1 0 1 1 0 0 1 0 0 0 0 1 0 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 0 0 1 0 0 0 1 0 0 1 0 0 1 0 1 1 1 0 0 1 1 0 1 0 0 1 1 0 1 1 1 1 1 1 0 0 0 0 0 1 1 0 1 1 1 0 0 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 0 0 0 1 1 1 1 0 0 1 0 1 0 0 1 1 1 1 1 1 0 1 1 0 0 0 0 1 1 1 0 0 1 0 1 0 0 0 1 1...
output:
2105856 0 3 0 4 0 6 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 17 0 18 0 20 0 24 0 27 0 29 0 33 0 36 0 38 0 41 0 43 0 46 0 47 0 48 0 50 0 57 0 60 0 62 0 65 0 69 0 73 0 74 0 75 0 77 0 78 0 79 0 80 0 82 0 83 0 85 0 87 0 88 0 93 0 96 0 99 0 100 0 109 0 110 0 111 0 112 0 113 0 115 0 116 0 119 0 122 0 124 0 125 ...
result:
wrong answer wa
Test #13:
score: 0
Wrong Answer
time: 376ms
memory: 54996kb
input:
11 1 0 1 0 1 0 0 0 0 1 1 1 1 1 1 0 0 1 1 0 1 1 0 1 0 0 0 1 1 1 1 1 0 1 0 1 0 1 1 1 1 0 1 1 0 1 1 1 1 1 0 0 1 0 1 0 0 1 0 0 0 0 0 0 1 0 1 1 0 0 0 1 1 0 1 1 1 1 0 1 1 1 0 0 1 1 1 0 0 1 0 0 0 1 0 1 0 1 1 0 1 1 1 0 1 1 0 0 1 1 1 1 0 1 1 0 1 0 1 1 0 0 0 1 1 0 0 0 0 0 0 1 0 1 0 0 0 1 1 0 0 0 1 0 0 1 0 1 0...
output:
2077696 0 3 0 4 0 5 0 9 0 12 0 16 0 19 0 20 0 21 0 24 0 25 0 26 0 30 0 31 0 32 0 33 0 35 0 36 0 40 0 42 0 46 0 47 0 52 0 53 0 54 0 58 0 61 0 63 0 64 0 65 0 66 0 68 0 69 0 70 0 71 0 73 0 74 0 77 0 78 0 81 0 82 0 83 0 85 0 93 0 96 0 98 0 101 0 105 0 106 0 107 0 108 0 109 0 111 0 112 0 113 0 114 0 115 ...
result:
wrong answer wa
Test #14:
score: 0
Wrong Answer
time: 407ms
memory: 69752kb
input:
11 1 1 0 1 1 1 0 0 1 0 1 0 1 1 0 0 0 0 1 0 1 0 1 1 1 0 1 0 1 0 1 0 1 0 1 1 0 0 0 0 1 1 0 1 1 1 1 1 1 1 1 0 1 1 1 0 1 1 1 1 1 0 0 1 1 0 0 0 1 0 0 0 1 1 0 1 0 1 0 1 1 1 0 0 0 0 1 1 1 0 1 0 0 0 1 1 0 1 1 1 1 0 1 1 0 0 0 0 1 1 1 0 0 0 0 0 1 0 0 0 1 1 1 0 1 0 0 1 0 0 0 0 0 0 1 1 0 1 0 0 1 0 0 1 0 0 0 0 1...
output:
2102272 0 3 0 6 0 8 0 9 0 10 0 12 0 15 0 16 0 19 0 25 0 27 0 28 0 30 0 31 0 32 0 33 0 34 0 36 0 40 0 43 0 44 0 45 0 49 0 50 0 51 0 52 0 60 0 62 0 64 0 65 0 66 0 67 0 68 0 70 0 75 0 77 0 78 0 82 0 83 0 86 0 87 0 89 0 93 0 96 0 99 0 100 0 101 0 102 0 103 0 104 0 105 0 106 0 108 0 114 0 115 0 117 0 118...
result:
wrong answer wa
Test #15:
score: 0
Wrong Answer
time: 382ms
memory: 71036kb
input:
11 1 1 0 0 0 0 1 0 1 1 1 0 0 1 1 0 1 1 1 1 0 0 0 0 0 1 0 0 1 1 0 1 1 0 0 0 1 0 1 1 0 0 1 0 1 0 0 0 0 1 1 1 1 1 1 0 1 0 0 0 0 0 1 0 0 0 1 0 1 0 1 0 0 0 1 1 1 0 1 1 0 1 1 0 1 1 0 0 0 0 0 0 0 0 1 0 0 0 1 0 1 0 1 1 1 1 0 0 0 1 0 1 1 1 1 0 0 0 1 1 0 1 1 1 0 1 1 1 1 1 1 0 0 0 1 0 1 1 0 1 1 1 1 1 1 0 1 0 0...
output:
2124800 0 0 0 1 0 3 0 4 0 5 0 8 0 13 0 14 0 15 0 17 0 18 0 21 0 28 0 30 0 32 0 33 0 34 0 37 0 39 0 41 0 42 0 43 0 45 0 46 0 48 0 49 0 51 0 53 0 54 0 55 0 56 0 57 0 58 0 59 0 60 0 61 0 63 0 66 0 67 0 70 0 75 0 76 0 79 0 80 0 83 0 86 0 87 0 88 0 89 0 90 0 91 0 92 0 93 0 94 0 97 0 99 0 100 0 106 0 107 ...
result:
wrong answer wa
Test #16:
score: 0
Wrong Answer
time: 395ms
memory: 70080kb
input:
11 1 0 1 1 1 1 0 0 1 1 0 0 1 1 1 1 0 0 0 0 0 1 0 0 0 1 1 0 1 1 0 0 1 1 1 1 1 0 0 0 1 0 0 1 0 0 0 1 0 0 0 1 0 1 1 0 0 1 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0 1 0 1 0 0 0 1 0 0 0 0 0 0 1 1 1 0 0 0 1 0 0 1 1 0 1 0 1 1 0 0 0 0 1 0 1 0 0 0 0 0 1 0 0 1 0 0 0 0 1 0 0 1 0 0 1 1 0 1 1 0 1 1 0 1 1 1...
output:
2105344 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 10 0 12 0 15 0 16 0 18 0 19 0 21 0 23 0 24 0 27 0 30 0 31 0 35 0 36 0 37 0 39 0 41 0 44 0 45 0 46 0 50 0 53 0 54 0 55 0 56 0 57 0 58 0 59 0 60 0 63 0 65 0 67 0 68 0 70 0 72 0 76 0 78 0 79 0 80 0 83 0 84 0 85 0 87 0 88 0 92 0 94 0 98 0 99 0 100 0 101 0 102 0 103 ...
result:
wrong answer wa
Test #17:
score: 0
Wrong Answer
time: 401ms
memory: 53216kb
input:
11 0 1 0 0 0 1 0 0 1 0 0 0 0 1 1 1 0 1 1 1 0 1 0 1 1 1 0 1 1 0 0 1 1 0 0 1 0 1 1 1 0 1 1 0 0 1 0 0 1 0 1 1 0 1 0 1 1 0 0 1 1 0 1 1 1 1 1 1 0 0 0 1 1 0 1 1 1 1 0 0 1 0 1 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 1 1 1 1 1 0 0 1 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 1 1 1 1 1 0 1 1 0 1 0 0 1 0 0 0...
output:
2093056 0 1 0 2 0 3 0 5 0 8 0 11 0 12 0 13 0 19 0 20 0 21 0 23 0 24 0 28 0 29 0 31 0 32 0 33 0 34 0 35 0 37 0 40 0 43 0 49 0 51 0 52 0 53 0 54 0 55 0 56 0 57 0 58 0 60 0 61 0 62 0 67 0 70 0 71 0 72 0 73 0 74 0 76 0 77 0 79 0 80 0 84 0 87 0 89 0 93 0 98 0 100 0 102 0 103 0 104 0 105 0 108 0 109 0 112...
result:
wrong answer wa
Test #18:
score: 0
Wrong Answer
time: 401ms
memory: 53468kb
input:
11 0 0 1 0 0 0 0 0 1 1 0 0 0 0 1 0 1 0 1 1 0 0 0 1 0 1 0 1 0 1 0 1 1 0 1 1 0 0 0 0 1 1 0 0 0 1 0 0 1 1 0 1 1 0 0 1 0 1 1 0 0 0 1 1 0 0 0 1 0 1 1 1 0 1 0 1 1 1 1 0 1 0 1 0 0 0 1 0 0 1 0 0 0 0 1 0 1 1 1 0 0 0 1 1 1 1 0 0 1 0 0 0 1 0 1 0 1 0 0 0 1 1 1 1 1 0 1 1 0 1 1 0 0 1 1 0 0 1 0 1 0 1 0 0 0 0 0 0 1...
output:
2088448 0 1 0 2 0 4 0 8 0 9 0 14 0 15 0 17 0 18 0 20 0 25 0 26 0 27 0 30 0 31 0 34 0 35 0 37 0 38 0 42 0 44 0 48 0 55 0 56 0 57 0 58 0 61 0 62 0 63 0 64 0 65 0 66 0 69 0 71 0 72 0 76 0 77 0 79 0 81 0 82 0 83 0 84 0 85 0 91 0 93 0 94 0 96 0 97 0 98 0 100 0 103 0 107 0 108 0 112 0 113 0 114 0 115 0 11...
result:
wrong answer wa
Test #19:
score: 0
Wrong Answer
time: 396ms
memory: 69672kb
input:
11 1 0 0 1 0 1 1 0 0 0 0 0 1 0 1 1 0 1 0 1 1 0 1 0 0 1 1 1 0 0 0 1 1 1 0 0 1 1 1 1 1 1 1 1 1 0 1 0 1 1 1 1 1 0 0 0 1 0 1 1 1 0 0 0 0 0 1 1 0 1 0 1 1 1 0 1 0 0 1 0 0 1 0 0 1 0 0 1 0 0 1 0 0 0 1 1 1 1 0 1 1 1 0 1 0 0 0 0 0 1 0 1 0 1 1 1 0 0 1 0 0 1 0 0 1 0 1 1 0 0 1 1 0 0 0 0 1 1 1 1 0 1 1 1 0 1 1 1 0...
output:
2112000 0 1 0 3 0 4 0 8 0 12 0 13 0 14 0 15 0 16 0 19 0 20 0 23 0 25 0 27 0 28 0 31 0 32 0 33 0 34 0 35 0 36 0 39 0 40 0 41 0 45 0 47 0 48 0 49 0 52 0 54 0 56 0 57 0 58 0 59 0 60 0 62 0 64 0 66 0 68 0 71 0 74 0 76 0 77 0 78 0 79 0 82 0 87 0 88 0 89 0 91 0 92 0 97 0 98 0 100 0 102 0 105 0 106 0 108 0...
result:
wrong answer wa
Test #20:
score: 0
Wrong Answer
time: 392ms
memory: 53512kb
input:
11 0 0 0 0 1 0 1 0 1 1 0 0 1 0 0 1 1 0 0 1 0 0 1 0 0 0 0 0 0 0 1 1 0 1 1 1 0 0 1 1 1 1 1 1 1 1 0 0 0 0 1 1 0 1 1 0 1 0 1 0 0 1 1 0 0 1 0 1 1 0 0 0 0 1 0 1 1 1 0 0 0 1 1 1 0 1 1 1 1 0 0 0 1 0 0 1 0 0 1 1 0 1 1 1 0 0 1 1 0 1 0 1 1 1 0 1 0 1 1 0 1 0 1 0 0 0 1 0 1 0 1 1 1 1 1 1 1 0 0 1 1 1 0 0 0 0 1 1 0...
output:
2081792 0 0 0 1 0 4 0 5 0 7 0 8 0 9 0 10 0 11 0 13 0 15 0 18 0 20 0 21 0 23 0 27 0 28 0 31 0 32 0 33 0 34 0 36 0 44 0 47 0 48 0 56 0 60 0 64 0 65 0 67 0 71 0 73 0 76 0 78 0 79 0 80 0 81 0 82 0 84 0 86 0 87 0 89 0 90 0 91 0 95 0 96 0 97 0 98 0 99 0 100 0 101 0 103 0 106 0 108 0 110 0 112 0 113 0 115 ...
result:
wrong answer wa