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  1. #include <iostream>
  2. #include <cstdlib>
  3.  
  4. using namespace std;
  5.  
  6. void somefunc() {
  7.     int tot_mov = 0, tot_pub = 0, tot_hom = 0;
  8.     double avg_mov = 0., avg_pub = 0., avg_hom = 0.;
  9.     int i = 0, x = 0;
  10.  
  11.   cout << "enter the starting position.\n";
  12.   cin >> i;
  13.   cout << "At starting block " << i << endl;
  14.  
  15.   for(int j = 0; j < 1000000; j++)
  16.   {
  17.  
  18.      while(i < 8 && i > 1)
  19.      {
  20.         x = rand() % 3;
  21.         if(x == 0)
  22.         {
  23.            i++;
  24.            tot_mov++;
  25.         }
  26.         else
  27.         {
  28.            i--;
  29.            tot_mov++;
  30.         }
  31.      }
  32.  
  33.     if(i == 1)
  34.     {
  35.        tot_pub++;
  36.     }
  37.  
  38.     if(i == 8)
  39.     {
  40.        tot_hom++;
  41.     }
  42.  
  43.   }
  44.  
  45.     avg_mov = tot_mov / 1000000;
  46.     avg_pub = tot_pub / 1000000;
  47.     avg_hom = tot_hom / 1000000;
  48.  
  49.     cout << "Total moves " << tot_mov << endl;
  50.     cout << "Average moves " << avg_mov << endl;
  51.     cout << "Total Home " << tot_hom << endl;
  52.     cout << "Average home " << avg_hom << endl;
  53.     cout << "Total pub " << tot_pub << endl;
  54.     cout << "Average pub " << avg_pub << endl;
  55.  
  56.     return;
  57. }
  58.  
  59. void somefunc_modded() {
  60.     int tot_mov = 0, tot_pub = 0, tot_hom = 0;
  61.     double avg_mov = 0., avg_pub = 0., avg_hom = 0.;
  62.     int i = 0;
  63.  
  64.     cout << "enter the starting position.\n";
  65.     cin >> i;
  66.     cout << "At starting block " << i << endl;
  67.  
  68.     for(int j = 0; j < 1000000; j++)
  69.     {
  70.         int i_temp = i;
  71.  
  72.         while(i_temp < 8 && i_temp > 1)
  73.         {
  74.             int x = rand() % 3;
  75.             if(x == 0)
  76.             {
  77.                 i_temp++;
  78.                 tot_mov++;
  79.             }
  80.             else
  81.             {
  82.                 i_temp--;
  83.                 tot_mov++;
  84.             }
  85.         }
  86.  
  87.         if(i_temp == 1)
  88.         {
  89.             tot_pub++;
  90.         }
  91.  
  92.         if(i_temp == 8)
  93.         {
  94.             tot_hom++;
  95.         }
  96.  
  97.     }
  98.  
  99. 	// Casts are optional, they're there to prevent
  100. 	//  any integer truncation before value is saved to
  101. 	//  the double.
  102.     avg_mov = static_cast<double>(tot_mov) / 1000000;
  103.     avg_pub = static_cast<double>(tot_pub) / 1000000;
  104.     avg_hom = static_cast<double>(tot_hom) / 1000000;
  105.  
  106.     cout << "Total moves " << tot_mov << endl;
  107.     cout << "Average moves " << avg_mov << endl;
  108.     cout << "Total Home " << tot_hom << endl;
  109.     cout << "Average home " << avg_hom << endl;
  110.     cout << "Total pub " << tot_pub << endl;
  111.     cout << "Average pub " << avg_pub << endl;
  112.  
  113.     return;
  114. }
  115.  
  116. int main() {
  117.     somefunc();
  118.     std::cout << std::endl << "Once more, with feeling!" << std::endl << std::endl;
  119.     somefunc_modded();
  120. }
Success #stdin #stdout 0.17s 3420KB
comments (?)
stdin 
3
3
stdout 
enter the starting position.
At starting block 3
Total moves 2
Average moves 0
Total Home 0
Average home 0
Total pub 1000000
Average pub 1

Once more, with feeling!

enter the starting position.
At starting block 3
Total moves 5502595
Average moves 5.5026
Total Home 23391
Average home 0.023391
Total pub 976609
Average pub 0.976609
https://ideone.com/HzmFlY
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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