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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int yt=1;           //test variable
  4. bool qf=false;      //fast io enabled/disabled
  5.  
  6. #define read        freopen("in.txt","r",stdin)
  7. #define write       freopen("out.txt","w",stdout)
  8. #define fast        ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);qf=true;
  9.  
  10. #define sc          scanf
  11. #define pr          printf
  12. #define whi         while
  13. #define ll          long long
  14. #define ull         unsigned long long
  15. #define lld         I64d
  16. #define mp          make_pair
  17. #define ff          first
  18. #define ss          second
  19. #define vc          vector
  20. #define pb          push_back
  21. #define ite         iterator
  22. #define str         string
  23. #define bl          bool
  24. #define tr          true
  25. #define fl          false
  26.  
  27. #define endl        '\n'
  28. #define ret         return
  29. #define rsort       greater<int>()
  30. #define nl          if(qf==tr) pr("\n");else cout<<"\n";
  31. #define test        if(qf==tr) pr("TEST %d\n",yt++);else cout<<"TEST "<<yt++<<"\n";
  32. #define gcd(a,b)    __gcd(a,b)
  33. #define mod         1000000007
  34.  
  35. #define all(c)      c.begin(),c.end()
  36. #define sz(c)       c.size()
  37. #define clr(c)      c.clear()
  38. #define fd(c,a)     c.find(a)
  39. #define bg(c)       c.begin()
  40. #define ed(c)       c.end()
  41. #define ins(c,a)    c.insert(a)
  42. #define rem(c,a)    c.erase(a)
  43.  
  44. #define si(n)       if(qf==fl) sc("%d",&n); else cin>>n;
  45. #define sll(n)      if(qf==fl) sc("%lld",&n); else cin>>n;
  46. #define pi(n)       if(qf==fl) pr("%d ",n); else cout<<n<<" ";
  47. #define pll(n)      if(qf==fl) pr("%lld ",n); else cout<<n<<" ";
  48.  
  49. #define tc          int t;if(qf==fl) si(t) else cin>>t;whi(t--)
  50. #define ct          continue
  51. #define debug       system("PAUSE");
  52.  
  53. class Quacking
  54. {
  55. public:
  56.     int quack(string a)
  57.     {
  58.         int i,j,l,ans=0,lastpos;
  59.         str quack="quack",b;
  60.         whi(1)
  61.         {
  62.             bl found=fl;
  63.             l=sz(a);
  64.             b="";
  65.             lastpos=-1;
  66.             for(i=0,j=0;i<l;i++)
  67.             {
  68.                 if(j<5 and a[i]==quack[j]) j++;
  69.                 else if(j==5)
  70.                 {
  71.                     found=tr;
  72.                     lastpos=i;
  73.                     j=0;
  74.                     i--;
  75.                 }
  76.                 else if(a[i]!=quack[j])
  77.                 {
  78.                     if(lastpos==-1) lastpos=i;
  79.                     b+=a[i];
  80.                 }
  81.             }
  82.             if(j==5) found=tr;
  83.             else if(j!=0)
  84.             {
  85.                 if(lastpos==-1) lastpos++;
  86.                 for(i=lastpos;i<l;i++) b+=a[i];
  87.             }
  88.             cout<<b<<endl;
  89.             a=b;
  90.             if(found==fl)
  91.             {
  92.                 if(ans==0) ans=-1;
  93.                 break;
  94.             }
  95.             ans++;
  96.         }
  97.         if(a!="") ret -1;
  98.         ret ans;
  99.     }
  100. };
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
/usr/lib/gcc/i586-linux-gnu/5/../../../i386-linux-gnu/crt1.o: In function `_start':
(.text+0x18): undefined reference to `main'
collect2: error: ld returned 1 exit status
stdout 
Standard output is empty
https://ideone.com/K8iwMD
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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