Submission #1300744
Source Code Expand
#include <bits/stdc++.h>
using namespace std;
#define int long long
using ll=long long;
using vi=vector<int>;
using vl=vector<long long>;
using pii=pair<int,int>;
using pll=pair<long long,long long>;
#define ITR(i,c) for(auto i=begin(c);i!=end(c);++i)
#define FORE(x,c) for(auto &x:c)
#define REPF(i,a,n) for(int i=a,i##len=(int)(n);i<i##len;++i)
#define REP(i,n) REPF(i,0,n)
#define REPR(i,n) for(int i=(int)(n);i>=0;--i)
#define REPW(i,n) for(i=0;i<(int)(n);++i)
#define ALL(c) begin(c),end(c)
#define RALL(c) rbegin(c),rend(c) // c++14
#define SZ(c) ((int)c.size())
#define EXIST(c,x) (c.find(x)!=end(c))
#define OUTOFRANGE(y,x,h,w) (y<0||x<0||y>=h||x>=w)
#define dump(...)
const int DX[9]={0,1,0,-1,1,1,-1,-1,0},DY[9]={-1,0,1,0,-1,1,1,-1,0};
#define INF (1001001001)
#define INFLL (1001001001001001001ll)
template<class T> ostream& operator << (ostream &os,const vector<T> &v) {
ITR(i,v) os << *i << (i==end(v)-1 ? "" : "\n"); return os; }
template<class T> istream& operator >> (istream &is,vector<T> &v) {
ITR(i,v) is >> * i; return is; }
template<class T> istream& operator >> (istream &is, pair<T,T> &p) {
is >> p.first >> p.second; return is; }
template<class T>bool chmax(T &a,const T &b){if(a<b){a=b;return 1;}return 0;}
template<class T>bool chmin(T &a,const T &b){if(b<a){a=b;return 1;}return 0;}
//------------------------------------------------------------------------------
struct before_main_function {
before_main_function() {
#ifdef int
#undef INF
#define INF INFLL
#define stoi stoll
#endif
cin.tie(0);ios::sync_with_stdio(false);
cout<<setprecision(15)<<fixed;
}
} before_main_function;
//------------------------------------------------------------------------------
signed main() {
int na,nb;
cin>>na>>nb;
vi a(na),b(nb);
cin>>a>>b;
set<int> A(ALL(a)),B(ALL(b));
int p=0,s=0;
FORE(x,A) {
if(EXIST(B,x)) {
p++;
}
}
s=na+nb-p;
cout<<(double)p/s<<endl;
return 0;
}
Submission Info
Submission Time |
|
Task |
B - メタ構文変数 |
User |
algon |
Language |
C++14 (GCC 5.4.1) |
Score |
100 |
Code Size |
2114 Byte |
Status |
AC |
Exec Time |
92 ms |
Memory |
11264 KB |
Judge Result
Set Name |
Sample |
Subtask1 |
Subtask2 |
Subtask3 |
Score / Max Score |
0 / 0 |
40 / 40 |
30 / 30 |
30 / 30 |
Status |
|
|
|
|
Set Name |
Test Cases |
Sample |
sample_01.txt, sample_02.txt |
Subtask1 |
sample_01.txt, 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 |
Subtask2 |
sample_01.txt, 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, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt |
Subtask3 |
sample_01.txt, sample_02.txt, 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, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask3_01.txt, subtask3_02.txt, subtask3_03.txt, subtask3_04.txt, subtask3_05.txt, subtask3_06.txt, subtask3_07.txt, subtask3_08.txt |
Case Name |
Status |
Exec Time |
Memory |
sample_01.txt |
AC |
1 ms |
256 KB |
sample_02.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 |
384 KB |
subtask1_04.txt |
AC |
2 ms |
384 KB |
subtask1_05.txt |
AC |
2 ms |
384 KB |
subtask1_06.txt |
AC |
2 ms |
384 KB |
subtask1_07.txt |
AC |
2 ms |
384 KB |
subtask1_08.txt |
AC |
2 ms |
384 KB |
subtask1_09.txt |
AC |
1 ms |
256 KB |
subtask1_10.txt |
AC |
2 ms |
384 KB |
subtask2_01.txt |
AC |
31 ms |
4736 KB |
subtask2_02.txt |
AC |
89 ms |
11264 KB |
subtask2_03.txt |
AC |
34 ms |
4992 KB |
subtask2_04.txt |
AC |
89 ms |
11264 KB |
subtask2_05.txt |
AC |
18 ms |
2816 KB |
subtask2_06.txt |
AC |
39 ms |
5760 KB |
subtask2_07.txt |
AC |
66 ms |
8960 KB |
subtask2_08.txt |
AC |
91 ms |
11264 KB |
subtask3_01.txt |
AC |
53 ms |
7168 KB |
subtask3_02.txt |
AC |
91 ms |
11264 KB |
subtask3_03.txt |
AC |
22 ms |
3328 KB |
subtask3_04.txt |
AC |
92 ms |
11264 KB |
subtask3_05.txt |
AC |
50 ms |
6528 KB |
subtask3_06.txt |
AC |
89 ms |
11264 KB |
subtask3_07.txt |
AC |
61 ms |
7808 KB |
subtask3_08.txt |
AC |
91 ms |
11264 KB |