Submission #1592051
Source Code Expand
#include <iostream> #include <cstdio> using namespace std; int n,a[100001],odd,sum; int gcd(int x,int y){ if (!y) return x; return gcd(y,x%y); } int f(){ int o=0,e=0,i,g; for (i=1;i<=n;++i) if (a[i]&1){ ++o; odd=i; }else ++e; if (o==1&&a[odd]!=1){ --a[odd]; g=a[1]; for (i=2;i<=n;++i) g=gcd(g,a[i]); for (i=1;i<=n;++i) a[i]/=g; return 1-f(); }else{ for (i=1;i<=n;++i) sum+=a[i]; if ((sum+n)&1) return 1; else return 0;; } } void read(int& x){ x=0; int y=1; char ch=getchar(); while (ch<'0'||ch>'9'){ if (ch=='-') y=-1; ch=getchar(); } while (ch>='0'&&ch<='9'){ x=x*10+ch-'0'; ch=getchar(); } x=x*y; } int main(){ int i; read(n); for (i=1;i<=n;++i) read(a[i]); if (f()) printf("First\n"); else printf("Second\n"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Decrementing |
User | vjudge1 |
Language | C++14 (GCC 5.4.1) |
Score | 1000 |
Code Size | 827 Byte |
Status | AC |
Exec Time | 38 ms |
Memory | 640 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1000 / 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 | 9 ms | 640 KB |
in10.txt | AC | 9 ms | 640 KB |
in11.txt | AC | 18 ms | 640 KB |
in12.txt | AC | 9 ms | 640 KB |
in13.txt | AC | 16 ms | 640 KB |
in14.txt | AC | 33 ms | 640 KB |
in15.txt | AC | 14 ms | 640 KB |
in16.txt | AC | 32 ms | 640 KB |
in17.txt | AC | 13 ms | 640 KB |
in18.txt | AC | 38 ms | 640 KB |
in19.txt | AC | 17 ms | 640 KB |
in2.txt | AC | 9 ms | 640 KB |
in20.txt | AC | 34 ms | 640 KB |
in21.txt | AC | 19 ms | 640 KB |
in22.txt | AC | 17 ms | 640 KB |
in23.txt | AC | 17 ms | 640 KB |
in24.txt | AC | 20 ms | 640 KB |
in25.txt | AC | 17 ms | 640 KB |
in26.txt | AC | 18 ms | 640 KB |
in27.txt | AC | 18 ms | 640 KB |
in28.txt | AC | 20 ms | 640 KB |
in29.txt | AC | 17 ms | 640 KB |
in3.txt | AC | 9 ms | 640 KB |
in30.txt | AC | 16 ms | 640 KB |
in31.txt | AC | 9 ms | 640 KB |
in32.txt | AC | 9 ms | 640 KB |
in33.txt | AC | 19 ms | 640 KB |
in34.txt | AC | 21 ms | 640 KB |
in35.txt | AC | 19 ms | 640 KB |
in36.txt | AC | 1 ms | 256 KB |
in37.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 9 ms | 640 KB |
in5.txt | AC | 9 ms | 640 KB |
in6.txt | AC | 9 ms | 640 KB |
in7.txt | AC | 9 ms | 640 KB |
in8.txt | AC | 9 ms | 640 KB |
in9.txt | AC | 9 ms | 640 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |