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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. void printpattern(int pattern_type, int pattern_size);//function call
  6.  
  7. int main()
  8. {
  9.         int pattern_type;
  10.         int pattern_size;
  11.         char ans;
  12.  
  13.         ans=='y';//this makes it loop until the uses enters a different character
  14.  
  15.         while (ans=='y' || ans == 'Y')
  16.         {
  17.                 cout << "Please enter pattern type.\n";
  18.                 cin >> pattern_type;
  19.                 cout << "Please enter a pattern size.\n";
  20.                 cin >> pattern_size;
  21.  
  22.                 printpattern(pattern_type, pattern_size);
  23.  
  24.  cout << "Please enter Y or y to continue. Enter any other character to exit the program.\n";
  25.                 cin >> ans;
  26.         }
  27.  
  28. return 0;
  29. }
  30.  
  31.  
  32. void printpattern(int pattern_type, int pattern_size)
  33. {
  34.  
  35.         if(pattern_size > 10 || pattern_size < 1)
  36.         {
  37.                 cout << "Pattern size should be between (1-10)\n";
  38.                 return;
  39.         }
  40.  
  41.         switch (pattern_type)
  42.         {
  43.  
  44.         case 1:
  45.                 for (int i=0; i < pattern_size; i++)
  46.                 {
  47.                         for (int j=0; j < pattern_size; j++)
  48.                                 if (i==j)
  49.                                         cout << "\t" << "$";
  50.                                 else
  51.                                         cout << ' ';
  52.                         cout << endl;
  53.                 }
  54.         case 2:
  55.                 for (int i=0; i < pattern_size; i++)
  56.                 {
  57.                         for (int j=0; j < pattern_size; j++)
  58.                                 if (j <= i)
  59.                                         cout << "$";
  60.                         else
  61.                                 cout << ' ';
  62.  
  63.                         cout << endl;
  64.                 }
  65.                 break;
  66.          case 3:
  67.                 for (int i=0; i < pattern_size; i++)
  68.                 {
  69.                         for (int j=0; j < pattern_size; j++)
  70.                                 if (j >= i)
  71.                                         cout << "$";
  72.                                 else
  73.                                         cout << ' ';
  74.                         cout << endl;
  75.                 }
  76.                 break;
  77.  
  78.         default:
  79.                 cout << "Pattern type should be between (1-3).\n";
  80.         }
  81. }
Success #stdin #stdout 0s 3140KB
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https://ideone.com/t9FeOl
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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