Submission #169575


Source Code Expand

Copy
/*
 * Title:C - コイン
 * abc008c.cpp
 *  Created on: 2014/05/10
 *      Author: kyave
 */

#include <iostream>
#include <stdio.h>
#include <sstream>
#include <string>
#include <cmath>
#include <vector>
#include <map>
#include <set>
#include <queue>
#include <deque>
#include <algorithm>

using namespace std;

inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;}
template<class T> inline string toString(T x) {ostringstream sout;sout<<x;return sout.str();}

typedef long long ll;
#define FOR(i,a,b) for(int i=a;i<b;i++)
#define REP(i,n) FOR(i,0,n)
#define pb push_back
#define fs first
#define se second
#define mp make_pair
#define INF 1 << 29

int main(){
	int n;
	cin >> n;

	vector<int> c;
	vector<int> id;
	REP(i,n){
		int t;
		id.pb(i);
		cin >> t; c.pb(t);
	}
	ll sum = 0;
	ll count = 0;
	    do {
	    	count++;
	        int coin[100];
	        fill(coin,coin+100,1);
	        REP(i,n) {
	        	int pos = c[id[i]];
	        	FOR(j,i+1,n) {
	        		if(c[id[j]] >= pos && c[id[j]]%pos == 0 )
	        			coin[j]*=-1;
	        	}
	        }
	        REP(i,n) {
	        	if(coin[i]==1) sum+=1;
	        }
	    }
	    while( next_permutation(id.begin(), id.end()));

	    printf("%12f\n",(double)sum/count);


 	return 0;
}

Submission Info

Submission Time
Task C - コイン
User Nokotan
Language C++ (G++ 4.6.4)
Score 99
Code Size 1327 Byte
Status TLE
Exec Time 2037 ms
Memory 976 KB

Judge Result

Set Name Sample Subtask1 Subtask2
Score / Max Score 0 / 0 99 / 99 0 / 1
Status
AC × 3
AC × 20
AC × 21
TLE × 19
Set Name Test Cases
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 24 ms 912 KB
sample_02.txt AC 27 ms 860 KB
sample_03.txt AC 23 ms 920 KB
subtask1_01.txt AC 25 ms 920 KB
subtask1_02.txt AC 25 ms 868 KB
subtask1_03.txt AC 23 ms 956 KB
subtask1_04.txt AC 38 ms 920 KB
subtask1_05.txt AC 37 ms 912 KB
subtask1_06.txt AC 23 ms 912 KB
subtask1_07.txt AC 35 ms 916 KB
subtask1_08.txt AC 23 ms 916 KB
subtask1_09.txt AC 22 ms 916 KB
subtask1_10.txt AC 37 ms 916 KB
subtask1_11.txt AC 23 ms 916 KB
subtask1_12.txt AC 37 ms 868 KB
subtask1_13.txt AC 23 ms 840 KB
subtask1_14.txt AC 24 ms 816 KB
subtask1_15.txt AC 34 ms 912 KB
subtask1_16.txt AC 34 ms 912 KB
subtask1_17.txt AC 36 ms 916 KB
subtask1_18.txt AC 36 ms 908 KB
subtask1_19.txt AC 35 ms 916 KB
subtask1_20.txt AC 37 ms 916 KB
subtask2_01.txt AC 1710 ms 920 KB
subtask2_02.txt TLE 2033 ms 952 KB
subtask2_03.txt TLE 2033 ms 864 KB
subtask2_04.txt TLE 2035 ms 876 KB
subtask2_05.txt TLE 2031 ms 912 KB
subtask2_06.txt TLE 2035 ms 912 KB
subtask2_07.txt TLE 2033 ms 920 KB
subtask2_08.txt TLE 2034 ms 976 KB
subtask2_09.txt TLE 2034 ms 936 KB
subtask2_10.txt TLE 2033 ms 932 KB
subtask2_11.txt TLE 2035 ms 920 KB
subtask2_12.txt TLE 2035 ms 932 KB
subtask2_13.txt TLE 2037 ms 868 KB
subtask2_14.txt TLE 2034 ms 936 KB
subtask2_15.txt TLE 2031 ms 932 KB
subtask2_16.txt TLE 2033 ms 928 KB
subtask2_17.txt TLE 2031 ms 928 KB
subtask2_18.txt TLE 2033 ms 936 KB
subtask2_19.txt TLE 2034 ms 912 KB
subtask2_20.txt TLE 2034 ms 868 KB