Submission #7998105
Source Code Expand
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define all(a) (a).begin(), (a).end() #define pb push_back #define ppb pop_back #define INF 1e18 typedef long long ll; using namespace std; int main(int argc, char *argv[]) { ios::sync_with_stdio(false); cin.tie(0); ll N; cin >> N; vector<ll> a(N); rep(i, N) cin >> a[i]; sort(all(a)); vector<ll> b; int x; if(N%2==0) x = 1; else x = 0; if(N%2 != 0)b.pb(0); for(int i = 1;2*i-x<N;i++) { b.pb(2*i-x); b.pb(2*i-x); } rep(i,N) { if(a[i] != b[i]) { cout<<0<<endl; return 0; } } cout << pow(2, N / 2) << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Lining Up |
User | alter0sss |
Language | Python (3.4.3) |
Score | 0 |
Code Size | 791 Byte |
Status | RE |
Exec Time | 17 ms |
Memory | 2940 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_invalid_01.txt, subtask_1_invalid_02.txt, subtask_1_max_01.txt, subtask_1_max_02.txt, subtask_1_max_valid_01.txt, subtask_1_max_valid_02.txt, subtask_1_min_valid_01.txt, subtask_1_rand_01.txt, subtask_1_rand_02.txt, subtask_1_valid_01.txt, subtask_1_valid_02.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | RE | 17 ms | 2940 KB |
sample_02.txt | RE | 17 ms | 2940 KB |
sample_03.txt | RE | 17 ms | 2940 KB |
subtask_1_invalid_01.txt | RE | 17 ms | 2940 KB |
subtask_1_invalid_02.txt | RE | 17 ms | 2940 KB |
subtask_1_max_01.txt | RE | 17 ms | 2940 KB |
subtask_1_max_02.txt | RE | 17 ms | 2940 KB |
subtask_1_max_valid_01.txt | RE | 17 ms | 2940 KB |
subtask_1_max_valid_02.txt | RE | 17 ms | 2940 KB |
subtask_1_min_valid_01.txt | RE | 17 ms | 2940 KB |
subtask_1_rand_01.txt | RE | 17 ms | 2940 KB |
subtask_1_rand_02.txt | RE | 17 ms | 2940 KB |
subtask_1_valid_01.txt | RE | 17 ms | 2940 KB |
subtask_1_valid_02.txt | RE | 17 ms | 2940 KB |