Submission #2549697
Source Code Expand
#include <bits/stdc++.h> using namespace std; const int MAXN = 200005; int n, k; int T[MAXN]; int a[MAXN]; int main() { ios::sync_with_stdio(false); cin >> n >> k; if (k == 1 || k == 2*n-1) cout << "No" << endl; else { cout << "Yes" << endl; if (n == 2) { cout << 1 << endl << 2 << endl << 3 << endl; } else if (k > 2) { T[1] = T[2] = T[k] = T[k+1] = 1; a[n] = k, a[n-1] = 1, a[n+1] = k+1, a[n+2] = 2; for (int i = 1, j = 1; i <= n*2-1; i++) { while (T[j]) j++; if (!a[i]) a[i] = j++; cout << a[i] << endl; } } else { T[1] = T[k] = T[k+1] = T[k+2] = 1; a[n] = k, a[n-1] = 1, a[n+1] = k+1, a[n-2] = k+2; for (int i = 1, j = 1; i <= n*2-1; i++) { while (T[j]) j++; if (!a[i]) a[i] = j++; cout << a[i] << endl; } } } return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Median Pyramid Easy |
User | ljt12138 |
Language | C++14 (GCC 5.4.1) |
Score | 400 |
Code Size | 843 Byte |
Status | AC |
Exec Time | 310 ms |
Memory | 2432 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 400 / 400 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt |
All | 0_00.txt, 0_01.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 1 ms | 256 KB |
0_01.txt | AC | 1 ms | 256 KB |
1_00.txt | AC | 1 ms | 256 KB |
1_01.txt | AC | 1 ms | 256 KB |
1_02.txt | AC | 1 ms | 256 KB |
1_03.txt | AC | 1 ms | 256 KB |
1_04.txt | AC | 1 ms | 256 KB |
1_05.txt | AC | 1 ms | 256 KB |
1_06.txt | AC | 1 ms | 256 KB |
1_07.txt | AC | 1 ms | 256 KB |
1_08.txt | AC | 1 ms | 256 KB |
1_09.txt | AC | 310 ms | 2432 KB |
1_10.txt | AC | 297 ms | 2304 KB |
1_11.txt | AC | 293 ms | 2304 KB |
1_12.txt | AC | 293 ms | 2304 KB |
1_13.txt | AC | 290 ms | 2304 KB |
1_14.txt | AC | 1 ms | 256 KB |
1_15.txt | AC | 1 ms | 256 KB |
1_16.txt | AC | 171 ms | 1408 KB |
1_17.txt | AC | 290 ms | 2304 KB |
1_18.txt | AC | 121 ms | 1024 KB |
1_19.txt | AC | 1 ms | 256 KB |