Submission #1408613
Source Code Expand
#include <bits/stdc++.h> using namespace std; int64_t n,p,even=0,odd=0,res=0,mul[55],c[55][55]; int main() { cin>>n>>p; c[0][0]=1; for(int i=1;i<=n;i++) { c[i][0]=1; c[i][i]=1; for(int j=1;j<i;j++) c[i][j]=c[i-1][j]+c[i-1][j-1]; } mul[0]=1; for(int i=1;i<=n;i++) mul[i]=mul[i-1]*2; int64_t x; for(int i=1;i<=n;i++) { cin>>x; if(x%2==0) even++; else odd++; } if(p==0) for(int i=0;i<=odd;i+=2) res+=c[odd][i]*mul[even]; else for(int i=1;i<=odd;i+=2) res+=c[odd][i]*mul[even]; cout<<res; }
Submission Info
Submission Time | |
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Task | A - Biscuits |
User | dqhungdl |
Language | C++14 (GCC 5.4.1) |
Score | 200 |
Code Size | 713 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | ||||
Status |
|
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Set Name | Test Cases |
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Sample | sample1.txt, sample2.txt, sample3.txt, sample4.txt |
All | sample1.txt, sample2.txt, sample3.txt, sample4.txt, in1.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, sample1.txt, sample2.txt, sample3.txt, sample4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 1 ms | 256 KB |
in2.txt | AC | 1 ms | 256 KB |
in3.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 1 ms | 256 KB |
in5.txt | AC | 1 ms | 256 KB |
in6.txt | AC | 1 ms | 256 KB |
in7.txt | AC | 1 ms | 256 KB |
in8.txt | AC | 1 ms | 256 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |
sample4.txt | AC | 1 ms | 256 KB |