Submission #1111350
Source Code Expand
#include <iostream> #include <iomanip> #include <cstdio> #include <cstring> #include <cmath> #include <cstdlib> #include <algorithm> #include <string> #include <vector> #include <stack> #include <queue> #include <set> #include <map> #define INF 0x3f3f3f3f #define MOD 1000000007 using namespace std; int dx[4]={0,0,-1,1}; int dy[4]={-1,1,0,0}; int main(){ int N,a; int A[100000]={}; cin>>N; for(int i=N-1;i>=0;i-=2){ //printf("%d\n",i); A[i]+=2; } if(N%2) A[0]--; for(int i=0;i<N;i++){ cin>>a; A[a]--; } bool flag=0; for(int i=0;i<100000;i++) if(A[i]) flag=1; if(flag) cout<<"0"<<endl; else{ long long ans=1; int pow=N/2; for(int i=0;i<pow;i++) ans*=2; cout<<ans<<endl; } return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Lining Up |
User | takeo1116 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 773 Byte |
Status | WA |
Exec Time | 37 ms |
Memory | 640 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 | AC | 2 ms | 640 KB |
sample_02.txt | AC | 2 ms | 640 KB |
sample_03.txt | AC | 2 ms | 640 KB |
subtask_1_invalid_01.txt | AC | 30 ms | 640 KB |
subtask_1_invalid_02.txt | AC | 7 ms | 640 KB |
subtask_1_max_01.txt | AC | 36 ms | 640 KB |
subtask_1_max_02.txt | AC | 36 ms | 640 KB |
subtask_1_max_valid_01.txt | WA | 36 ms | 640 KB |
subtask_1_max_valid_02.txt | WA | 37 ms | 640 KB |
subtask_1_min_valid_01.txt | AC | 2 ms | 640 KB |
subtask_1_rand_01.txt | AC | 22 ms | 640 KB |
subtask_1_rand_02.txt | AC | 34 ms | 640 KB |
subtask_1_valid_01.txt | WA | 20 ms | 640 KB |
subtask_1_valid_02.txt | WA | 8 ms | 640 KB |