Submission #1693443
Source Code Expand
#include<bits/stdc++.h> using namespace std; int n,a[500010]; bool work() { int even=0,odd=0; for (int i=1;i<=n;i++) {even+=(!(a[i]&1));odd+=(a[i]&1);} if (even&1) return true; if (odd>1) return false; for (int i=1;i<=n;i++) if (a[i]&1) { if (a[i]==1) return false; 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 work(); } int main() { scanf("%d",&n); for (int i=1;i<=n;i++) scanf("%d",&a[i]); puts(work()?"First":"Second"); }
Submission Info
Submission Time | |
---|---|
Task | D - Decrementing |
User | yx_lu |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 525 Byte |
Status | WA |
Exec Time | 43 ms |
Memory | 640 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:21:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ ./Main.cpp:22:42: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (int i=1;i<=n;i++) scanf("%d",&a[i]); ^
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 | 13 ms | 640 KB |
in10.txt | AC | 13 ms | 640 KB |
in11.txt | WA | 22 ms | 640 KB |
in12.txt | AC | 13 ms | 640 KB |
in13.txt | WA | 19 ms | 640 KB |
in14.txt | WA | 38 ms | 640 KB |
in15.txt | AC | 18 ms | 640 KB |
in16.txt | AC | 36 ms | 640 KB |
in17.txt | WA | 17 ms | 640 KB |
in18.txt | WA | 43 ms | 640 KB |
in19.txt | AC | 21 ms | 640 KB |
in2.txt | AC | 13 ms | 640 KB |
in20.txt | AC | 38 ms | 640 KB |
in21.txt | WA | 23 ms | 640 KB |
in22.txt | WA | 22 ms | 640 KB |
in23.txt | AC | 21 ms | 640 KB |
in24.txt | WA | 24 ms | 640 KB |
in25.txt | AC | 21 ms | 640 KB |
in26.txt | AC | 22 ms | 640 KB |
in27.txt | WA | 22 ms | 640 KB |
in28.txt | AC | 24 ms | 640 KB |
in29.txt | AC | 21 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 | 23 ms | 640 KB |
in34.txt | AC | 26 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 | 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 |