Submission #3220806
Source Code Expand
#include<iostream> #include<iomanip> #include<algorithm> #include<cmath> #include<vector> #include<string> #include<bitset> #include<queue> #include<set> #include<map> using namespace std; #define FOR(i,a,b) for (int i=(a);i<(b);++i) #define ROF(i,b,a) for (int i=(b);i>(a);--i) #define REP(i,n) FOR(i,0,n) #define PER(i,n) ROF(i,n-1,-1) typedef int i32; typedef long long int i64; typedef unsigned long long int ui64; typedef float f32; typedef double f64; typedef long double f128; typedef pair<int,int> Pi; constexpr int INF = 1e9 + 7; constexpr int dx[4] = {1,0,-1,0}, dy[4] = {0,1,0,-1}; int main() { int N; cin>>N; int C[N]; REP(i,N) cin>>C[i]; sort(C,C+N); int cnt[N]; int z=0; int sum = 0; do { REP(i,N) cnt[i]=0; REP(i,N) { FOR(j,i+1,N) { if (C[j]%C[i]==0) { cnt[j]++; cnt[j] %= 2; } } } REP(i,N) if (cnt[i]%2==0) sum++; z++; } while(next_permutation(C,C+N)); cout<<fixed<<setprecision(20)<<(f64)sum/z<<endl; }
Submission Info
Submission Time | |
---|---|
Task | C - コイン |
User | semimaru |
Language | C++14 (GCC 5.4.1) |
Score | 99 |
Code Size | 1148 Byte |
Status | TLE |
Exec Time | 2103 ms |
Memory | 384 KB |
Judge Result
Set Name | Sample | Subtask1 | Subtask2 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 99 / 99 | 0 / 1 | ||||||||
Status |
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Set Name | Test Cases |
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Sample | sample_01.txt, sample_02.txt, sample_03.txt |
Subtask1 | subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask1_20.txt |
Subtask2 | subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask1_20.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt, subtask2_13.txt, subtask2_14.txt, subtask2_15.txt, subtask2_16.txt, subtask2_17.txt, subtask2_18.txt, subtask2_19.txt, subtask2_20.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 2 ms | 384 KB |
sample_02.txt | AC | 1 ms | 256 KB |
sample_03.txt | AC | 1 ms | 256 KB |
subtask1_01.txt | AC | 1 ms | 256 KB |
subtask1_02.txt | AC | 1 ms | 256 KB |
subtask1_03.txt | AC | 1 ms | 256 KB |
subtask1_04.txt | AC | 7 ms | 256 KB |
subtask1_05.txt | AC | 7 ms | 256 KB |
subtask1_06.txt | AC | 2 ms | 256 KB |
subtask1_07.txt | AC | 6 ms | 256 KB |
subtask1_08.txt | AC | 1 ms | 256 KB |
subtask1_09.txt | AC | 1 ms | 256 KB |
subtask1_10.txt | AC | 7 ms | 256 KB |
subtask1_11.txt | AC | 1 ms | 256 KB |
subtask1_12.txt | AC | 6 ms | 256 KB |
subtask1_13.txt | AC | 1 ms | 256 KB |
subtask1_14.txt | AC | 1 ms | 256 KB |
subtask1_15.txt | AC | 5 ms | 256 KB |
subtask1_16.txt | AC | 6 ms | 256 KB |
subtask1_17.txt | AC | 9 ms | 256 KB |
subtask1_18.txt | AC | 3 ms | 256 KB |
subtask1_19.txt | AC | 8 ms | 256 KB |
subtask1_20.txt | AC | 8 ms | 256 KB |
subtask2_01.txt | AC | 715 ms | 256 KB |
subtask2_02.txt | AC | 1 ms | 256 KB |
subtask2_03.txt | TLE | 2103 ms | 256 KB |
subtask2_04.txt | TLE | 2103 ms | 256 KB |
subtask2_05.txt | TLE | 2103 ms | 256 KB |
subtask2_06.txt | TLE | 2103 ms | 256 KB |
subtask2_07.txt | TLE | 2103 ms | 256 KB |
subtask2_08.txt | TLE | 2103 ms | 256 KB |
subtask2_09.txt | TLE | 2103 ms | 256 KB |
subtask2_10.txt | TLE | 2103 ms | 256 KB |
subtask2_11.txt | TLE | 2103 ms | 256 KB |
subtask2_12.txt | TLE | 2103 ms | 256 KB |
subtask2_13.txt | TLE | 2103 ms | 256 KB |
subtask2_14.txt | TLE | 2103 ms | 256 KB |
subtask2_15.txt | TLE | 2103 ms | 256 KB |
subtask2_16.txt | TLE | 2103 ms | 256 KB |
subtask2_17.txt | TLE | 2103 ms | 256 KB |
subtask2_18.txt | TLE | 2103 ms | 256 KB |
subtask2_19.txt | TLE | 2103 ms | 256 KB |
subtask2_20.txt | TLE | 2103 ms | 256 KB |