Submission #3928967
Source Code Expand
#include <bits/stdc++.h> using namespace std; #define finish(x) return cout << x << endl, 0 #define ll long long int n; vector <int> ans[2000]; int s(int x){ return x * (x - 1) / 2; } int f(int n){ int sq = sqrt(n) - 5; sq = max(sq, 0); for(int i = sq ; ; i++){ if(s(i) > n) break; if(s(i) == n) return i; } cout << "No" << endl; exit(0); } int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cin >> n; int k = f(n); int cur = 1; for(int i = 1 ; i <= k ; i++){ for(int j = i + 1 ; j <= k ; j++){ ans[i].push_back(cur); ans[j].push_back(cur); cur++; } } cout << "Yes" << endl << k << endl; for(int i = 1 ; i <= k ; i++){ cout << ans[i].size() << " "; for(auto &j : ans[i]) cout << j << " "; cout << endl; } }
Submission Info
Submission Time | |
---|---|
Task | D - Crossing |
User | OsamaAlkhodairy |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 913 Byte |
Status | AC |
Exec Time | 18 ms |
Memory | 2432 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
|
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Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, s1.txt, s2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 1 ms | 256 KB |
02.txt | AC | 1 ms | 256 KB |
03.txt | AC | 1 ms | 256 KB |
04.txt | AC | 1 ms | 256 KB |
05.txt | AC | 1 ms | 256 KB |
06.txt | AC | 1 ms | 256 KB |
07.txt | AC | 1 ms | 256 KB |
08.txt | AC | 1 ms | 256 KB |
09.txt | AC | 1 ms | 256 KB |
10.txt | AC | 1 ms | 256 KB |
11.txt | AC | 16 ms | 2176 KB |
12.txt | AC | 18 ms | 2432 KB |
13.txt | AC | 1 ms | 256 KB |
14.txt | AC | 1 ms | 256 KB |
15.txt | AC | 1 ms | 256 KB |
16.txt | AC | 1 ms | 256 KB |
17.txt | AC | 1 ms | 256 KB |
18.txt | AC | 3 ms | 512 KB |
19.txt | AC | 8 ms | 1280 KB |
20.txt | AC | 1 ms | 256 KB |
21.txt | AC | 11 ms | 1664 KB |
22.txt | AC | 10 ms | 1536 KB |
23.txt | AC | 1 ms | 256 KB |
24.txt | AC | 1 ms | 256 KB |
s1.txt | AC | 1 ms | 256 KB |
s2.txt | AC | 1 ms | 256 KB |