Task: | Fence |
Sender: | aalto2024g_004 |
Submission time: | 2024-10-09 16:44:43 +0300 |
Language: | C++ (C++11) |
Status: | READY |
Result: | ACCEPTED |
test | verdict | time | |
---|---|---|---|
#1 | ACCEPTED | 0.00 s | details |
#2 | ACCEPTED | 0.00 s | details |
#3 | ACCEPTED | 0.00 s | details |
#4 | ACCEPTED | 0.00 s | details |
#5 | ACCEPTED | 0.00 s | details |
#6 | ACCEPTED | 0.00 s | details |
#7 | ACCEPTED | 0.00 s | details |
#8 | ACCEPTED | 0.00 s | details |
#9 | ACCEPTED | 0.00 s | details |
#10 | ACCEPTED | 0.00 s | details |
#11 | ACCEPTED | 0.00 s | details |
#12 | ACCEPTED | 0.00 s | details |
#13 | ACCEPTED | 0.00 s | details |
#14 | ACCEPTED | 0.00 s | details |
#15 | ACCEPTED | 0.00 s | details |
#16 | ACCEPTED | 0.00 s | details |
#17 | ACCEPTED | 0.00 s | details |
#18 | ACCEPTED | 0.00 s | details |
#19 | ACCEPTED | 0.00 s | details |
#20 | ACCEPTED | 0.00 s | details |
#21 | ACCEPTED | 0.00 s | details |
#22 | ACCEPTED | 0.00 s | details |
#23 | ACCEPTED | 0.00 s | details |
#24 | ACCEPTED | 0.00 s | details |
#25 | ACCEPTED | 0.00 s | details |
#26 | ACCEPTED | 0.00 s | details |
#27 | ACCEPTED | 0.00 s | details |
#28 | ACCEPTED | 0.00 s | details |
#29 | ACCEPTED | 0.00 s | details |
#30 | ACCEPTED | 0.00 s | details |
#31 | ACCEPTED | 0.00 s | details |
#32 | ACCEPTED | 0.00 s | details |
#33 | ACCEPTED | 0.00 s | details |
#34 | ACCEPTED | 0.00 s | details |
#35 | ACCEPTED | 0.00 s | details |
#36 | ACCEPTED | 0.00 s | details |
#37 | ACCEPTED | 0.00 s | details |
#38 | ACCEPTED | 0.00 s | details |
#39 | ACCEPTED | 0.00 s | details |
#40 | ACCEPTED | 0.00 s | details |
#41 | ACCEPTED | 0.00 s | details |
#42 | ACCEPTED | 0.00 s | details |
#43 | ACCEPTED | 0.00 s | details |
#44 | ACCEPTED | 0.00 s | details |
#45 | ACCEPTED | 0.00 s | details |
#46 | ACCEPTED | 0.00 s | details |
#47 | ACCEPTED | 0.00 s | details |
#48 | ACCEPTED | 0.00 s | details |
#49 | ACCEPTED | 0.00 s | details |
#50 | ACCEPTED | 0.00 s | details |
#51 | ACCEPTED | 0.00 s | details |
#52 | ACCEPTED | 0.00 s | details |
#53 | ACCEPTED | 0.00 s | details |
#54 | ACCEPTED | 0.00 s | details |
#55 | ACCEPTED | 0.00 s | details |
#56 | ACCEPTED | 0.00 s | details |
#57 | ACCEPTED | 0.00 s | details |
#58 | ACCEPTED | 0.00 s | details |
#59 | ACCEPTED | 0.00 s | details |
#60 | ACCEPTED | 0.00 s | details |
#61 | ACCEPTED | 0.00 s | details |
#62 | ACCEPTED | 0.00 s | details |
#63 | ACCEPTED | 0.04 s | details |
#64 | ACCEPTED | 0.04 s | details |
#65 | ACCEPTED | 0.04 s | details |
#66 | ACCEPTED | 0.04 s | details |
#67 | ACCEPTED | 0.04 s | details |
#68 | ACCEPTED | 0.04 s | details |
#69 | ACCEPTED | 0.04 s | details |
#70 | ACCEPTED | 0.04 s | details |
#71 | ACCEPTED | 0.04 s | details |
#72 | ACCEPTED | 0.03 s | details |
Code
#include <iostream> #include <vector> #include <algorithm> using namespace std; int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int n, k; cin >> n >> k; vector<int> planks(2 * n); for (int i = 0; i < 2 * n; ++i) { cin >> planks[i]; } sort(planks.begin(), planks.end()); int l = 0, r = 2 * n - 1; int total = 0; while (l < r && total < n) { if (planks[l] + planks[r] >= k) { total++; l++; r--; } else { r--; } } if (total >= n) { cout << "Yes" << endl; } else { cout << "No" << endl; } return 0; }
Test details
Test 1
Verdict: ACCEPTED
input |
---|
1 8 3 5 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 2
Verdict: ACCEPTED
input |
---|
1 9 3 4 |
correct output |
---|
No |
user output |
---|
No |
Test 3
Verdict: ACCEPTED
input |
---|
2 3 2 1 2 1 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 4
Verdict: ACCEPTED
input |
---|
2 3 2 1 1 2 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 5
Verdict: ACCEPTED
input |
---|
3 5 3 2 2 3 2 3 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 6
Verdict: ACCEPTED
input |
---|
3 8 3 5 3 5 2 6 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 7
Verdict: ACCEPTED
input |
---|
3 4 3 1 1 3 2 2 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 8
Verdict: ACCEPTED
input |
---|
4 2 1 1 1 1 1 1 1 1 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 9
Verdict: ACCEPTED
input |
---|
4 8 1 7 2 6 7 1 2 6 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 10
Verdict: ACCEPTED
input |
---|
4 2 1 1 1 1 1 1 1 1 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 11
Verdict: ACCEPTED
input |
---|
4 2 1 1 1 1 1 1 1 1 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 12
Verdict: ACCEPTED
input |
---|
4 8 5 2 6 2 2 6 4 3 |
correct output |
---|
No |
user output |
---|
No |
Test 13
Verdict: ACCEPTED
input |
---|
5 6 4 2 5 1 4 2 5 1 5 3 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 14
Verdict: ACCEPTED
input |
---|
5 5 3 2 4 1 1 4 1 4 2 3 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 15
Verdict: ACCEPTED
input |
---|
5 5 1 4 3 4 2 2 2 2 2 1 |
correct output |
---|
No |
user output |
---|
No |
Test 16
Verdict: ACCEPTED
input |
---|
5 6 4 5 2 1 3 3 5 3 5 1 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 17
Verdict: ACCEPTED
input |
---|
5 10 5 5 2 8 9 1 8 2 7 3 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 18
Verdict: ACCEPTED
input |
---|
5 3 2 2 1 1 2 2 1 1 2 1 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 19
Verdict: ACCEPTED
input |
---|
5 10 3 7 2 8 8 2 1 9 1 9 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 20
Verdict: ACCEPTED
input |
---|
5 2 1 1 1 1 1 1 1 1 1 1 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 21
Verdict: ACCEPTED
input |
---|
5 9 8 2 7 4 5 7 2 4 1 5 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 22
Verdict: ACCEPTED
input |
---|
5 2 1 1 1 1 1 1 1 1 1 1 |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 23
Verdict: ACCEPTED
input |
---|
10 6 4 2 5 1 4 2 5 1 5 3 4 2 4 2 2 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 24
Verdict: ACCEPTED
input |
---|
10 5 3 2 4 1 1 4 1 4 2 3 4 1 1 4 1 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 25
Verdict: ACCEPTED
input |
---|
10 5 1 4 3 4 2 2 2 2 2 1 1 3 3 1 2 ... |
correct output |
---|
No |
user output |
---|
No |
Test 26
Verdict: ACCEPTED
input |
---|
10 6 4 5 2 1 3 3 5 3 5 1 1 1 2 2 1 ... |
correct output |
---|
No |
user output |
---|
No |
Test 27
Verdict: ACCEPTED
input |
---|
10 10 5 5 2 8 9 1 8 2 7 3 6 4 7 3 6 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 28
Verdict: ACCEPTED
input |
---|
10 3 2 2 1 1 2 2 1 1 2 1 2 1 2 1 1 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 29
Verdict: ACCEPTED
input |
---|
10 10 3 7 2 8 8 2 1 9 1 9 4 6 1 9 9 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 30
Verdict: ACCEPTED
input |
---|
10 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 31
Verdict: ACCEPTED
input |
---|
10 9 8 2 7 4 5 7 2 4 1 5 4 7 4 4 5 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 32
Verdict: ACCEPTED
input |
---|
10 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 33
Verdict: ACCEPTED
input |
---|
100 54882 39253 15632 47086 7798 23252 3... |
correct output |
---|
No |
user output |
---|
No |
Test 34
Verdict: ACCEPTED
input |
---|
100 41703 30040 11663 38890 2813 5 41698... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 35
Verdict: ACCEPTED
input |
---|
100 43601 1131 40616 23966 41322 18981 2... |
correct output |
---|
No |
user output |
---|
No |
Test 36
Verdict: ACCEPTED
input |
---|
100 55081 39006 46265 16024 6683 28137 3... |
correct output |
---|
No |
user output |
---|
No |
Test 37
Verdict: ACCEPTED
input |
---|
100 96704 52920 43784 16701 80003 94062 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 38
Verdict: ACCEPTED
input |
---|
100 22201 19331 18456 4590 8076 20394 21... |
correct output |
---|
No |
user output |
---|
No |
Test 39
Verdict: ACCEPTED
input |
---|
100 89287 29642 59645 18698 70589 73325 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 40
Verdict: ACCEPTED
input |
---|
100 7632 5952 2435 3346 7465 5521 3477 ... |
correct output |
---|
No |
user output |
---|
No |
Test 41
Verdict: ACCEPTED
input |
---|
100 87344 84597 20914 75919 32974 46368 ... |
correct output |
---|
No |
user output |
---|
No |
Test 42
Verdict: ACCEPTED
input |
---|
100 1039 521 518 6 1030 146 890 911 126... |
correct output |
---|
No |
user output |
---|
No |
Test 43
Verdict: ACCEPTED
input |
---|
200 54882 39253 15632 47086 7798 23252 3... |
correct output |
---|
No |
user output |
---|
No |
Test 44
Verdict: ACCEPTED
input |
---|
200 41703 30040 11663 38890 2813 5 41698... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 45
Verdict: ACCEPTED
input |
---|
200 43601 1131 40616 23966 41322 18981 2... |
correct output |
---|
No |
user output |
---|
No |
Test 46
Verdict: ACCEPTED
input |
---|
200 55081 39006 46265 16024 6683 28137 3... |
correct output |
---|
No |
user output |
---|
No |
Test 47
Verdict: ACCEPTED
input |
---|
200 96704 52920 43784 16701 80003 94062 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 48
Verdict: ACCEPTED
input |
---|
200 22201 19331 18456 4590 8076 20394 21... |
correct output |
---|
No |
user output |
---|
No |
Test 49
Verdict: ACCEPTED
input |
---|
200 89287 29642 59645 18698 70589 73325 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 50
Verdict: ACCEPTED
input |
---|
200 7632 5952 2435 3346 7465 5521 3477 ... |
correct output |
---|
No |
user output |
---|
No |
Test 51
Verdict: ACCEPTED
input |
---|
200 87344 84597 20914 75919 32974 46368 ... |
correct output |
---|
No |
user output |
---|
No |
Test 52
Verdict: ACCEPTED
input |
---|
200 1039 521 518 6 1030 146 890 911 126... |
correct output |
---|
No |
user output |
---|
No |
Test 53
Verdict: ACCEPTED
input |
---|
1000 54882 39253 15632 47086 7798 23252 3... |
correct output |
---|
No |
user output |
---|
No |
Test 54
Verdict: ACCEPTED
input |
---|
1000 41703 30040 11663 38890 2813 5 41698... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 55
Verdict: ACCEPTED
input |
---|
1000 43601 1131 40616 23966 41322 18981 2... |
correct output |
---|
No |
user output |
---|
No |
Test 56
Verdict: ACCEPTED
input |
---|
1000 55081 39006 46265 16024 6683 28137 3... |
correct output |
---|
No |
user output |
---|
No |
Test 57
Verdict: ACCEPTED
input |
---|
1000 96704 52920 43784 16701 80003 94062 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 58
Verdict: ACCEPTED
input |
---|
1000 22201 19331 18456 4590 8076 20394 21... |
correct output |
---|
No |
user output |
---|
No |
Test 59
Verdict: ACCEPTED
input |
---|
1000 89287 29642 59645 18698 70589 73325 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 60
Verdict: ACCEPTED
input |
---|
1000 7632 5952 2435 3346 7465 5521 3477 ... |
correct output |
---|
No |
user output |
---|
No |
Test 61
Verdict: ACCEPTED
input |
---|
1000 87344 84597 20914 75919 32974 46368 ... |
correct output |
---|
No |
user output |
---|
No |
Test 62
Verdict: ACCEPTED
input |
---|
1000 1039 521 518 6 1030 146 890 911 126... |
correct output |
---|
No |
user output |
---|
No |
Test 63
Verdict: ACCEPTED
input |
---|
100000 54882 39253 15632 47086 7798 23252 3... |
correct output |
---|
No |
user output |
---|
No |
Test 64
Verdict: ACCEPTED
input |
---|
100000 41703 30040 11663 38890 2813 5 41698... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 65
Verdict: ACCEPTED
input |
---|
100000 43601 1131 40616 23966 41322 18981 2... |
correct output |
---|
No |
user output |
---|
No |
Test 66
Verdict: ACCEPTED
input |
---|
100000 55081 39006 46265 16024 6683 28137 3... |
correct output |
---|
No |
user output |
---|
No |
Test 67
Verdict: ACCEPTED
input |
---|
100000 96704 52920 43784 16701 80003 94062 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 68
Verdict: ACCEPTED
input |
---|
100000 22201 19331 18456 4590 8076 20394 21... |
correct output |
---|
No |
user output |
---|
No |
Test 69
Verdict: ACCEPTED
input |
---|
100000 89287 29642 59645 18698 70589 73325 ... |
correct output |
---|
Yes |
user output |
---|
Yes |
Test 70
Verdict: ACCEPTED
input |
---|
100000 7632 5952 2435 3346 7465 5521 3477 ... |
correct output |
---|
No |
user output |
---|
No |
Test 71
Verdict: ACCEPTED
input |
---|
100000 87344 84597 20914 75919 32974 46368 ... |
correct output |
---|
No |
user output |
---|
No |
Test 72
Verdict: ACCEPTED
input |
---|
100000 1039 521 518 6 1030 146 890 911 126... |
correct output |
---|
No |
user output |
---|
No |