Submission #1588184
Source Code Expand
#include<cmath> #include<math.h> #include<ctype.h> #include<algorithm> #include<bitset> #include<cassert> #include<cctype> #include<cerrno> #include<cfloat> #include<ciso646> #include<climits> #include<clocale> #include<complex> #include<csetjmp> #include<csignal> #include<cstdarg> #include<cstddef> #include<cstdio> #include<cstdlib> #include<cstring> #include<ctime> #include<cwchar> #include<cwctype> #include<deque> #include<exception> #include<fstream> #include<functional> #include<iomanip> #include<ios> #include<iosfwd> #include<iostream> #include<istream> #include<iterator> #include<limits> #include<list> #include<locale> #include<map> #include<memory> #include<new> #include<numeric> #include<ostream> #include<queue> #include<set> #include<sstream> #include<stack> #include<stdexcept> #include<streambuf> #include<string> #include<typeinfo> #include<utility> #include<valarray> #include<vector> #include<string.h> #include<stdlib.h> #include<stdio.h> using namespace std; int n,a[100010]; int gcd(int x,int y) { if (!y) { return x; } else { return gcd(y,x%y); } } bool nim() { long long s=0; bool f=false; int cnt=0; for (int i=1;i<=n;i++) { s+=a[i]-1; if (a[i]==1) { f=true; } if (a[i]&1) { cnt++; } } if (f) { return s%2; } if ((n-cnt)%2) { return true; } if (cnt==1) { for (int i=1;i<=n;i++) { if (a[i]&1) { a[i]--; break; } } int g=a[1]; for (int i=2;i<=n;i++) { g=gcd(g,a[i]); } for (int i=1;i<=n;i++) { a[i]/=g; } return !(nim()); } return false; } int main() { scanf("%d",&n); for (int i=1;i<=n;i++) { scanf("%d",&a[i]); } if (nim()) { puts("First"); } else { puts("Second"); } return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Decrementing |
User | vjudge1 |
Language | C++14 (GCC 5.4.1) |
Score | 1000 |
Code Size | 1725 Byte |
Status | AC |
Exec Time | 43 ms |
Memory | 640 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:119:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ ./Main.cpp:122:20: 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 |
---|---|
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 | 12 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 | 19 ms | 640 KB |
in14.txt | AC | 38 ms | 640 KB |
in15.txt | AC | 18 ms | 640 KB |
in16.txt | AC | 36 ms | 640 KB |
in17.txt | AC | 17 ms | 640 KB |
in18.txt | AC | 43 ms | 640 KB |
in19.txt | AC | 21 ms | 640 KB |
in2.txt | AC | 12 ms | 640 KB |
in20.txt | AC | 38 ms | 640 KB |
in21.txt | AC | 23 ms | 640 KB |
in22.txt | AC | 21 ms | 640 KB |
in23.txt | AC | 20 ms | 640 KB |
in24.txt | AC | 23 ms | 640 KB |
in25.txt | AC | 21 ms | 640 KB |
in26.txt | AC | 22 ms | 640 KB |
in27.txt | AC | 22 ms | 640 KB |
in28.txt | AC | 23 ms | 640 KB |
in29.txt | AC | 21 ms | 640 KB |
in3.txt | AC | 12 ms | 640 KB |
in30.txt | AC | 20 ms | 640 KB |
in31.txt | AC | 12 ms | 640 KB |
in32.txt | AC | 12 ms | 640 KB |
in33.txt | AC | 23 ms | 640 KB |
in34.txt | AC | 25 ms | 640 KB |
in35.txt | AC | 23 ms | 640 KB |
in36.txt | AC | 1 ms | 256 KB |
in37.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 12 ms | 640 KB |
in5.txt | AC | 12 ms | 640 KB |
in6.txt | AC | 12 ms | 640 KB |
in7.txt | AC | 12 ms | 640 KB |
in8.txt | AC | 12 ms | 640 KB |
in9.txt | AC | 12 ms | 640 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |