結果

問題 No.471 直列回転機
コンテスト
ユーザー koyumeishi
提出日時 2016-12-07 18:31:19
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 576 ms / 3,141 ms
コード長 1,653 bytes
コンパイル時間 1,289 ms
コンパイル使用メモリ 111,424 KB
実行使用メモリ 25,728 KB
平均クエリ数 19588.39
最終ジャッジ日時 2024-06-11 10:13:25
合計ジャッジ時間 17,819 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge3
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ファイルパターン 結果
sample AC * 1
other AC * 58
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.cpp: In function 'int main(int, char**)':
main.cpp:69:11: warning: narrowing conversion of 'round(cos((((double)rot * PI) / 1.8e+2)))' from 'double' to 'long long int' [-Wnarrowing]
   69 |     {round(cos(rot*PI/180.0)), round(-sin(rot*PI/180.0)), ax},
      |      ~~~~~^~~~~~~~~~~~~~~~~~~
main.cpp:69:11: warning: narrowing conversion of 'round(cos((((double)rot * PI) / 1.8e+2)))' from 'double' to 'long long int' [-Wnarrowing]
main.cpp:69:37: warning: narrowing conversion of 'round((- sin((((double)rot * PI) / 1.8e+2))))' from 'double' to 'long long int' [-Wnarrowing]
   69 |     {round(cos(rot*PI/180.0)), round(-sin(rot*PI/180.0)), ax},
      |                                ~~~~~^~~~~~~~~~~~~~~~~~~~
main.cpp:69:37: warning: narrowing conversion of 'round((- sin((((double)rot * PI) / 1.8e+2))))' from 'double' to 'long long int' [-Wnarrowing]
main.cpp:70:11: warning: narrowing conversion of 'round(sin((((double)rot * PI) / 1.8e+2)))' from 'double' to 'long long int' [-Wnarrowing]
   70 |     {round(sin(rot*PI/180.0)), round(cos(rot*PI/180.0)), ay},
      |      ~~~~~^~~~~~~~~~~~~~~~~~~
main.cpp:70:11: warning: narrowing conversion of 'round(sin((((double)rot * PI) / 1.8e+2)))' from 'double' to 'long long int' [-Wnarrowing]
main.cpp:70:37: warning: narrowing conversion of 'round(cos((((double)rot * PI) / 1.8e+2)))' from 'double' to 'long long int' [-Wnarrowing]
   70 |     {round(sin(rot*PI/180.0)), round(cos(rot*PI/180.0)), ay},
      |                                ~~~~~^~~~~~~~~~~~~~~~~~~
main.cpp:70:37: warning: narrowing conversion of 'round(cos((((double)rot * PI) / 1.8e+2)))' from 'double' to 'long long int' [-Wnarrowing]
main.cpp:64:11: warning: 'rot' may be used uninitialized [-Wmaybe-uninitialized]
   64 |   cerr << rot << endl;
      |           ^~~
main.cpp:53:7: note: 'rot' was declared here
   53 |   int rot;
      |       ^~~

ソースコード

diff # 

#include <complex>
#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>
#include <string>
#include <queue>
#include <map>
#include <cstdlib>
#include <cmath>
#include <climits>
#include <functional>
#include <random>
#include <ctime>
#include "assert.h"

using namespace std;

//[n*p] * [p*m] => [n*m]
template<class T>
vector< vector<T> > multmat(const vector<vector<T> > &A, const vector<vector<T>> &B, int n, int p, int m){
  vector<vector<T> > C(n, vector<T>(m,0));
  for(int i=0; i<n; i++){
    for(int k=0; k<p; k++){
      for(int j=0; j<m; j++){
        C[i][j] += A[i][k] * B[k][j];
        //C[i][j] %= mod;
      }
    }
  }
  return C;
}

int main(int argc, char* argv[]){
  int m;
  cin >> m;
  vector<long long> px(m), py(m);
  for(int i=0; i<m; i++){
    cin >> px[i] >> py[i];
  }

  cout << "? " << 0 << " " << 0 << endl;
  long long ax,ay;
  cin >> ax >> ay;

  cout << "? " << 1 << " " << 0 << endl;
  long long bx,by;
  cin >> bx >> by;

  long long dx = bx-ax;
  long long dy = by-ay;

  int rot;
  if(dx == 1){
    rot = 0;
  }else if(dx == -1){
    rot = 180;
  }else if(dy == 1){
    rot = 90;
  }else if(dy == -1){
    rot = 270;
  }

  cerr << rot << endl;

  double PI = acos(-1.0);

  vector<vector<long long>> A = {
    {round(cos(rot*PI/180.0)), round(-sin(rot*PI/180.0)), ax},
    {round(sin(rot*PI/180.0)), round(cos(rot*PI/180.0)), ay},
    {0,0,1}
  };

  cout << "!" << endl;
  for(int i=0; i<m; i++){
    vector<vector<long long>> v = {
      {px[i]},
      {py[i]},
      {1}
    };

    auto ans = multmat(A, v, 3,3,1);
    cout << ans[0][0] << " " << ans[1][0] << endl;
  }


  return 0;
}
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