結果
| 問題 | No.15 カタログショッピング |
| コンテスト | |
| ユーザー |
Gyuuto
|
| 提出日時 | 2015-11-19 01:17:43 |
| 言語 | C++11(廃止可能性あり) (gcc 13.3.0) |
| 結果 |
AC
|
| 実行時間 | 20 ms / 5,000 ms |
| コード長 | 2,998 bytes |
| コンパイル時間 | 1,100 ms |
| コンパイル使用メモリ | 98,728 KB |
| 実行使用メモリ | 6,944 KB |
| 最終ジャッジ日時 | 2024-09-13 17:00:18 |
| 合計ジャッジ時間 | 1,779 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 10 |
ソースコード
// Standard I/O
#include <iostream>
#include <sstream>
#include <cstdio>
// Standard Library
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <cmath>
// Template Class
#include <complex>
#include <string>
#include <vector>
#include <list>
#include <set>
#include <map>
#include <queue>
#include <stack>
// Container Control
#include <algorithm>
using namespace std;
#define rep( i, n ) for( int i = 0; i < n; ++i )
#define irep( i, n ) for( int i = n-1; i >= 0; --i )
#define reep( i, s, n ) for ( int i = s; i < n; ++i )
#define ireep( i, n, s ) for ( int i = n-1; i >= s; --i )
#define foreach(itr, x) for( typeof(x.begin()) itr = x.begin(); itr != x.end(); ++itr)
#define mp( a, b ) make_pair( a, b )
#define pb( a ) push_back( a )
#define all( v ) v.begin(), v.end()
#define fs first
#define sc second
#define vc vector
// for visualizer.html
double SCALE = 1.0;
double OFFSET_X = 0.0;
double OFFSET_Y = 0.0;
#define LINE(x,y,a,b) cerr << "line(" << SCALE*(x) + OFFSET_X << "," \
<< SCALE*(y) + OFFSET_Y << "," \
<< SCALE*(a) + OFFSET_X << "," \
<< SCALE*(b) + OFFSET_Y << ")" << endl;
#define CIRCLE(x,y,r) cerr << "circle(" << SCALE*(x) + OFFSET_X << "," \
<< SCALE*(y) + OFFSET_Y << "," \
<< SCALE*(r) << ")" << endl;
typedef long long ll;
typedef complex<double> Point;
typedef pair<int, int> pii;
typedef pair<int, pii> ipii;
typedef vector<int> vi;
typedef vector<double> vd;
typedef vector< vector<int> > vii;
typedef vector< vector<double> > vdd;
typedef vector<int>::iterator vi_itr;
const int IINF = 1 << 28;
const double INF = 1e30;
const double EPS = 1e-10;
const double PI = acos(-1.0);
// Direction : L U R D
const int dx[] = { -1, 0, 1, 0};
const int dy[] = { 0, -1, 0, 1 };
struct Data
{
ll id, cost;
Data() {}
Data( ll id, ll cost ) :id(id), cost(cost) {}
bool operator < ( const Data& d ) const
{
return cost < d.cost;
}
};
ll N, S;
ll P[32];
Data d[2][1 << 16];
int main()
{
cin >> N >> S;
rep(i, N) cin >> P[i];
int n1 = N/2, n2 = N - n1;
rep(i, 1 << n1){
ll sum = 0;
rep(j, n1){
sum += (i & (1 << j)) ? P[j] : 0;
}
d[0][i] = Data(i, sum);
}
rep(i, 1 << n2){
ll sum = 0;
rep(j, n2){
sum += (i & (1 << j)) ? P[n1+j] : 0;
}
d[1][i] = Data(i, sum);
}
stable_sort( d[0], d[0]+(1 << n1) );
stable_sort( d[1], d[1]+(1 << n2) );
set<vi> ans;
rep(i, 1 << n2){
auto itr1 = lower_bound( d[0], d[0]+(1 << n1), Data(0, S - d[1][i].cost) );
auto itr2 = upper_bound( d[0], d[0]+(1 << n1), Data(0, S - d[1][i].cost) );
if( itr2 - itr1 > 0 ){
for( auto itr = itr1; itr != itr2; ++itr ){
vi tmp;
string str = "";
bool isFirst = true;
rep(j, n1){
if( (itr->id & (1 << j)) != 0 ){
tmp.pb(j+1ll);
}
}
rep(j, n2){
if( (d[1][i].id & (1 << j)) != 0 ){
tmp.pb(n1+j+1ll);
}
}
ans.insert(tmp);
}
}
}
for( auto s : ans ){
rep(i, s.size()){
if( i != 0 ) cout << " ";
cout << s[i];
}
cout << endl;
}
}
Gyuuto