Source code for submission s1006

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bugs.cpp

  1. #include <string>
  2. #include <iostream>
  3.  
  4. using namespace std;
  5.  
  6. int T;
  7. string bugText;
  8. int lineEnds;
  9.  
  10. bool bugComplete(string text)
  11. {
  12.     if (text.size() != bugText.size())
  13.       return false;
  14.  
  15.     int i = text.size() -1;
  16.     return text[i] == bugText[i];
  17.     //return text == bugText;
  18. }
  19.  
  20. bool bugStart(char ch)
  21. {
  22.     if (ch == bugText[0])
  23.       return true;
  24.  
  25.     return false;
  26. }
  27.  
  28. bool bugFailed(string text)
  29. {
  30.     if (text.size() > bugText.size())
  31.       return true;
  32.  
  33.     int i = text.size() -1;
  34.     return text[i] != bugText[i];
  35.  
  36.    /* for (int i = text.size() -1 ; i >= 0; --i)
  37.     {
  38.         if (text[i] != bugText[i])
  39.           return true;
  40.     }*/
  41.  
  42.     return false;
  43. }
  44.  
  45. string readBug()
  46. {
  47.     string text;
  48.     while (lineEnds < T)
  49.     {
  50.       char ch;
  51.       ch = cin.get();
  52.       if (ch == '\n')
  53.       {
  54.         //cout << "endl" << endl;
  55.         lineEnds++;
  56.         text += ch;
  57.         continue;
  58.       }
  59.  
  60.       if (bugStart(ch))
  61.       {
  62.         //cout << "bugstart" << endl;
  63.         if (text.empty())
  64.           text += ch;
  65.         else
  66.         {
  67.           cin.unget();
  68.           text += readBug();
  69.         }
  70.       }
  71.       else
  72.       {
  73.         //cout << "check bug" << endl;
  74.         text += ch;
  75.  
  76.         if (bugComplete(text))
  77.         {
  78.           //cout << "bug complete!!" << endl;
  79.           return "";
  80.         }
  81.  
  82.         if (bugFailed(text))
  83.           return text;
  84.       }
  85.  
  86.     }
  87.     return text;
  88. }
  89.  
  90. string baseLoop()
  91. {
  92.     string text;
  93.     while (lineEnds < T)
  94.     {
  95.       char ch;
  96.       ch = cin.get();
  97.  
  98.       if (ch == '\n')
  99.       {
  100.        // cout << "endl" << endl;
  101.         lineEnds++;
  102.         text += ch;
  103.         continue;
  104.       }
  105.  
  106.       if (bugStart(ch))
  107.       {
  108.         //cout << "bugstart" << endl;
  109.         cin.unget();
  110.         text += readBug();
  111.       }
  112.       else
  113.         text += ch;
  114.     }
  115.  
  116.     return text;
  117. }
  118.  
  119. int main()
  120. {
  121.  
  122.     while (true)
  123.     {
  124.       cin >> T;
  125.       cin >> bugText;
  126.       if (!cin.good())
  127.       {
  128.         break;
  129.       }
  130.  
  131.       lineEnds = 0;
  132.       char ch;
  133.       ch = cin.get();
  134.       if (ch != '\n')
  135.         cin.unget();
  136.       cout << baseLoop() << endl;
  137.     }
  138.  
  139. }

Diff to submission s995

bugs.cpp

--- c4.s995.cteam054.bugs.cpp.0.bugs.cpp
+++ c4.s1006.cteam054.bugs.cpp.0.bugs.cpp
@@ -31,9 +31,12 @@
       return true;
     
-    for (int i = text.size() -1 ; i >= 0; --i)
+    int i = text.size() -1;
+    return text[i] != bugText[i];
+    
+   /* for (int i = text.size() -1 ; i >= 0; --i)
     {
         if (text[i] != bugText[i])
           return true;
-    }
+    }*/
     
     return false;