Submission #1593183
Source Code Expand
#include<iostream> #include<cstring> #include<cmath> #include<cstdio> #include<algorithm> using namespace std; typedef long long ll; const int maxn=100010; int a[maxn],n; int gcd(int a,int b){return (b==0)?a:gcd(b,a%b);} bool pd(){ ll sum=0; int ex=0,tot=0; for(int i=1;i<=n;++i){ sum+=a[i]-1; if(a[i]&1)tot++; if(a[i]==1)ex=1; } if(ex)return sum%2; if((n-tot)%2)return 1; if(tot==1){ int g=0; for(int i=1;i<=n;++i)if(a[i]&1)a[i]--; for(int i=1;i<=n;++i)g=gcd(g,a[i]); for(int i=1;i<=n;++i)a[i]/=g; return pd()^1; } return 0; } int main(){ cin>>n; for(int i=1;i<=n;++i){ scanf("%d",&a[i]); } if (pd()) printf("First"); else printf("Second"); //system("pause"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Decrementing |
User | vjudge3 |
Language | C++14 (GCC 5.4.1) |
Score | 1000 |
Code Size | 734 Byte |
Status | AC |
Exec Time | 44 ms |
Memory | 640 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:33:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[i]); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1000 / 1000 | ||||
Status |
|
|
Set Name | Test Cases |
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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 | 13 ms | 640 KB |
in10.txt | AC | 12 ms | 640 KB |
in11.txt | AC | 22 ms | 640 KB |
in12.txt | AC | 13 ms | 640 KB |
in13.txt | AC | 20 ms | 640 KB |
in14.txt | AC | 39 ms | 640 KB |
in15.txt | AC | 18 ms | 640 KB |
in16.txt | AC | 37 ms | 640 KB |
in17.txt | AC | 17 ms | 640 KB |
in18.txt | AC | 44 ms | 640 KB |
in19.txt | AC | 22 ms | 640 KB |
in2.txt | AC | 13 ms | 640 KB |
in20.txt | AC | 40 ms | 640 KB |
in21.txt | AC | 24 ms | 640 KB |
in22.txt | AC | 22 ms | 640 KB |
in23.txt | AC | 21 ms | 640 KB |
in24.txt | AC | 24 ms | 640 KB |
in25.txt | AC | 21 ms | 640 KB |
in26.txt | AC | 22 ms | 640 KB |
in27.txt | AC | 23 ms | 640 KB |
in28.txt | AC | 24 ms | 640 KB |
in29.txt | AC | 22 ms | 640 KB |
in3.txt | AC | 13 ms | 640 KB |
in30.txt | AC | 21 ms | 640 KB |
in31.txt | AC | 13 ms | 640 KB |
in32.txt | AC | 13 ms | 640 KB |
in33.txt | AC | 24 ms | 640 KB |
in34.txt | AC | 26 ms | 640 KB |
in35.txt | AC | 24 ms | 640 KB |
in36.txt | AC | 1 ms | 256 KB |
in37.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 13 ms | 640 KB |
in5.txt | AC | 13 ms | 640 KB |
in6.txt | AC | 13 ms | 640 KB |
in7.txt | AC | 13 ms | 640 KB |
in8.txt | AC | 13 ms | 640 KB |
in9.txt | AC | 13 ms | 640 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |