Submission #1989735
Source Code Expand
#include <cstdio> int a[100010],sum[2],n; int gcd(int a,int b) { if (b==0) return a; else return gcd(b,a%b); } int main() { scanf("%d",&n); for (int i=1;i<=n;i++) { scanf("%d",&a[i]); if (a[1]>1) sum[a[i]&1]++; } if (n==1) { if (a[1]&1) printf("Second\n"); else printf("First\n"); return 0; } while (1) { if (sum[0]&1) { printf("First\n"); return 0; } if (sum[1]>1) { printf("Second\n"); return 0; } if (sum[1]==1) { int GCD=-1; for (int i=1;i<=n;i++) if (a[i]>1) { if (a[i]&1) a[i]--; if (GCD==-1) GCD=a[i]; else GCD=gcd(a[i],GCD); } sum[0]=sum[1]=0; for (int i=1;i<=n;i++) if (a[i]>1) a[i]/=GCD,sum[a[i]&1]++; } } return 0; } //all is 1: who faces even number of even number, lose./odd number of even number, win.
Submission Info
Submission Time | |
---|---|
Task | D - Decrementing |
User | vjudge3 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 811 Byte |
Status | WA |
Exec Time | 2103 ms |
Memory | 512 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:10:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ ./Main.cpp:13:20: 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 | 0 / 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 | 12 ms | 512 KB |
in10.txt | AC | 12 ms | 512 KB |
in11.txt | WA | 17 ms | 512 KB |
in12.txt | AC | 12 ms | 512 KB |
in13.txt | WA | 15 ms | 512 KB |
in14.txt | WA | 25 ms | 512 KB |
in15.txt | AC | 15 ms | 512 KB |
in16.txt | AC | 24 ms | 512 KB |
in17.txt | WA | 14 ms | 512 KB |
in18.txt | WA | 28 ms | 512 KB |
in19.txt | AC | 16 ms | 512 KB |
in2.txt | AC | 12 ms | 512 KB |
in20.txt | AC | 25 ms | 512 KB |
in21.txt | WA | 18 ms | 512 KB |
in22.txt | WA | 18 ms | 512 KB |
in23.txt | AC | 17 ms | 512 KB |
in24.txt | WA | 18 ms | 512 KB |
in25.txt | AC | 17 ms | 512 KB |
in26.txt | AC | 17 ms | 512 KB |
in27.txt | WA | 18 ms | 512 KB |
in28.txt | AC | 19 ms | 512 KB |
in29.txt | AC | 17 ms | 512 KB |
in3.txt | AC | 12 ms | 512 KB |
in30.txt | AC | 17 ms | 512 KB |
in31.txt | AC | 12 ms | 512 KB |
in32.txt | AC | 12 ms | 512 KB |
in33.txt | WA | 18 ms | 512 KB |
in34.txt | WA | 20 ms | 512 KB |
in35.txt | WA | 18 ms | 512 KB |
in36.txt | AC | 1 ms | 128 KB |
in37.txt | TLE | 2103 ms | 128 KB |
in4.txt | AC | 12 ms | 512 KB |
in5.txt | AC | 12 ms | 512 KB |
in6.txt | AC | 12 ms | 512 KB |
in7.txt | AC | 12 ms | 512 KB |
in8.txt | AC | 12 ms | 512 KB |
in9.txt | AC | 12 ms | 512 KB |
sample1.txt | AC | 1 ms | 128 KB |
sample2.txt | TLE | 2103 ms | 128 KB |
sample3.txt | AC | 1 ms | 128 KB |