Submission #1645855
Source Code Expand
#include<bits/stdc++.h> using namespace std; const int N=2e5; int n,a[N]; inline int gcd(int x,int y) { return y?gcd(y,x%y):x; } inline bool solve() { int i,odd=0,even=0; for (i=1;i<=n;i++) (a[i]&1?odd:even)++; if (even&1) return true; else if (odd>=2) return false; else { even=0; for (i=1;i<=n;i++) even=gcd(even,a[i]-=a[i]&1); for (i=1;i<=n;i++) a[i]/=even; return !solve(); } } int main() { cin>>n; for (int i=1;i<=n;i++) cin>>a[i]; if (n==1) return puts(a[1]==1?"Second":"First"),0; puts(solve()?"First":"Second"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Decrementing |
User | laofu |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 589 Byte |
Status | WA |
Exec Time | 82 ms |
Memory | 640 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 1000 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in2.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in3.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 53 ms | 640 KB |
in10.txt | AC | 54 ms | 640 KB |
in11.txt | AC | 62 ms | 640 KB |
in12.txt | AC | 54 ms | 640 KB |
in13.txt | AC | 60 ms | 640 KB |
in14.txt | AC | 78 ms | 640 KB |
in15.txt | AC | 58 ms | 640 KB |
in16.txt | AC | 77 ms | 640 KB |
in17.txt | AC | 58 ms | 640 KB |
in18.txt | AC | 82 ms | 640 KB |
in19.txt | AC | 58 ms | 640 KB |
in2.txt | AC | 53 ms | 640 KB |
in20.txt | AC | 75 ms | 640 KB |
in21.txt | AC | 64 ms | 640 KB |
in22.txt | AC | 63 ms | 640 KB |
in23.txt | AC | 61 ms | 640 KB |
in24.txt | AC | 65 ms | 640 KB |
in25.txt | AC | 57 ms | 640 KB |
in26.txt | AC | 63 ms | 640 KB |
in27.txt | AC | 59 ms | 640 KB |
in28.txt | AC | 65 ms | 640 KB |
in29.txt | AC | 58 ms | 640 KB |
in3.txt | AC | 53 ms | 640 KB |
in30.txt | AC | 62 ms | 640 KB |
in31.txt | AC | 53 ms | 640 KB |
in32.txt | AC | 54 ms | 640 KB |
in33.txt | WA | 63 ms | 640 KB |
in34.txt | WA | 69 ms | 640 KB |
in35.txt | WA | 64 ms | 640 KB |
in36.txt | AC | 1 ms | 256 KB |
in37.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 54 ms | 640 KB |
in5.txt | AC | 53 ms | 640 KB |
in6.txt | AC | 54 ms | 640 KB |
in7.txt | AC | 53 ms | 640 KB |
in8.txt | AC | 54 ms | 640 KB |
in9.txt | AC | 53 ms | 640 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |