結果
| 問題 | No.301 サイコロで確率問題 (1) |
| コンテスト | |
| ユーザー |
syoken_desuka
|
| 提出日時 | 2015-11-14 00:08:22 |
| 言語 | C++11(廃止可能性あり) (gcc 13.3.0 + boost 1.89.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 3,551 bytes |
| 記録 | |
| コンパイル時間 | 1,546 ms |
| コンパイル使用メモリ | 168,476 KB |
| 実行使用メモリ | 6,948 KB |
| 最終ジャッジ日時 | 2024-09-13 16:25:44 |
| 合計ジャッジ時間 | 2,901 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 1 WA * 1 |
コンパイルメッセージ
main.cpp:29:9: warning: ISO C++11 requires whitespace after the macro name
29 | #define DEBUG1{}
| ^~~~~~
main.cpp:29: warning: "DEBUG1" redefined
29 | #define DEBUG1{}
|
main.cpp:24: note: this is the location of the previous definition
24 | #define DEBUG1(var0) { std::cerr << ( #var0 ) << "=" << ( var0 ) << endl; }
|
main.cpp:30:9: warning: ISO C++11 requires whitespace after the macro name
30 | #define DEBUG2{}
| ^~~~~~
main.cpp:30: warning: "DEBUG2" redefined
30 | #define DEBUG2{}
|
main.cpp:25: note: this is the location of the previous definition
25 | #define DEBUG2(var0, var1) { std::cerr << ( #var0 ) << "=" << ( var0 ) << ", "; DEBUG1(var1); }
|
main.cpp:31:9: warning: ISO C++11 requires whitespace after the macro name
31 | #define DEBUG3{}
| ^~~~~~
main.cpp:31: warning: "DEBUG3" redefined
31 | #define DEBUG3{}
|
main.cpp:26: note: this is the location of the previous definition
26 | #define DEBUG3(var0, var1, var2) { std::cerr << ( #var0 ) << "=" << ( var0 ) << ", "; DEBUG2(var1, var2); }
|
main.cpp:32:9: warning: ISO C++11 requires whitespace after the macro name
32 | #define DEBUG4{}
| ^~~~~~
main.cpp:32: warning: "DEBUG4" redefined
32 | #define DEBUG4{}
|
main.cpp:27: note: this is the location of the previous definition
27 | #define DEBUG4(var0, var1, var2, var3) { std::cerr << ( #var0 ) << "=" << ( var0 ) << ", "; DEBUG3(var1, var2, var3); }
|
ソースコード
#include "bits/stdc++.h"
using namespace std;
//諸機能
#pragma region MACRO
#define ANSWER(x) cerr << "answer: "; cout << (x) << endl
#define DOUBLE_ANSWER(x) cerr << "answer: "; cout << setprecision(10) << (double)(x) << endl
#define REP(i,a,n) for(int i=(a); i<(int)(n); i++)
#define RREP(i,a,n) for(int i=(int)(n); i>= a; i--)
#define rep(i,n) REP(i,0,n)
#define rrep(i,n) RREP(i,0,n)
#define ALL(a) begin((a)),end((a))
#define FILL(a,n) for(auto &hoge : (a)) hoge = (n)
#define mp make_pair
#define EXIST(container, n) ((container).find((n)) != (container).end())
#define STOI(s,i,l) stoi(SUBSTR(s,i,l))
#define SUBSTR(s,i,l) string((s), (i), (l))
#define NPI_TO_RAD(x) (180.0*x/PI)
#define RAD_TO_NPI(x) (PI/180.0*x)
#pragma endregion
//デバッグなどの支援
#pragma region CODING_SUPPORT
#define DEBUG1(var0) { std::cerr << ( #var0 ) << "=" << ( var0 ) << endl; }
#define DEBUG2(var0, var1) { std::cerr << ( #var0 ) << "=" << ( var0 ) << ", "; DEBUG1(var1); }
#define DEBUG3(var0, var1, var2) { std::cerr << ( #var0 ) << "=" << ( var0 ) << ", "; DEBUG2(var1, var2); }
#define DEBUG4(var0, var1, var2, var3) { std::cerr << ( #var0 ) << "=" << ( var0 ) << ", "; DEBUG3(var1, var2, var3); }
#ifndef _DEBUG //デバッグでないなら、計算時間短縮のためにエラー出力を無効化
#define DEBUG1{}
#define DEBUG2{}
#define DEBUG3{}
#define DEBUG4{}
#endif
//typedef(書き換える、書き足す可能性ある)
#pragma region TYPE_DEF
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<string,string> pss;
typedef pair<int,string>pis;
typedef pair<string,int>psi;
typedef vector<string> vs;
typedef vector<int> vi;
#pragma endregion
//諸々の定数(書き換える可能性ある)
#pragma region CONST_VAL
#define PI (2*acos(0.0))
#define EPS (1e-9)
#define MOD (int)(1e9 + 7)
#pragma endregion
struct Matrix {
vector<vector<double> > v, w;
Matrix() {}
Matrix(int n, int m) : v(n, vector<double>(m)) { }
inline int height() const { return (int)v.size(); }
inline int width() const { return (int)v[0].size(); }
inline double& at(int i, int j) { return v[i][j]; }
inline const double& at(int i, int j) const { return v[i][j]; }
static Matrix identity(int n) {
Matrix A(n, n);
rep(i, n) A.at(i, i) = 1;
return A;
}
inline static Matrix identity(const Matrix& A) { return identity(A.height()); }
Matrix& operator*=(const Matrix& B)
{
int n = height(), m = B.width(), p = B.height();
assert(p == width());
w.assign(n, vector<double>(m, 0));
rep(i, n)
{
rep(j, m) {
double x = 0;
rep(k, p)
{
x += at(i, k) * B.at(k, j);
}
w[i][j] = x;
}
}
v.swap(w);
return *this;
}
};
Matrix operator^(const Matrix& t, ll k) {
Matrix A = t, B = Matrix::identity(t);
while (k) {
if (k & 1) B *= A;
A *= A;
k >>= 1;
}
return B;
}
int main()
{
ll n;
cin >> n;
Matrix abase(6, 6);
Matrix bbase(7, 7);
Matrix initaa(6, 1);
Matrix initab(7, 1);
initab.at(6, 0) = 1;
rep(i, 6)
{
initaa.at(i, 0) = 1;
abase.at(0, i) = 1.0 / 6;
bbase.at(0, i) = 1.0 / 6;
}
initaa.at(0, 0) = 0;
rep(i, 5)
{
abase.at(1 + i, i) = 1;
bbase.at(i+1,i) = 1;
}
bbase.at(0, 6) = 1;
bbase.at(6,6) = 1;
rep(count, n)
{
ll k;
cin >> k;
Matrix tmpa = abase ^ k;
Matrix tmpb = bbase ^ k;
double a0 = 0;
rep(i, 6)
{
a0 += tmpa.at(0, i) * initaa.at(i, 0);
}
double b0 = 0;
rep(i, 7)
{
b0 += tmpb.at(0, i) * initab.at(i, 0);
}
DEBUG1(a0);
DEBUG1(b0);
cout << setprecision(15) << b0 / ( 1 - a0 ) << endl;
}
return 0;
}
syoken_desuka