Submission #398135

#	Time	Username	Problem	Language	Result	Execution time	Memory
398135		chirathnirodha	Crayfish scrivener (IOI12_scrivener)	C++17	Compilation error	0 ms	0 KiB

scrivener

//Coded by Chirath Nirodha
int seq[1000010];
string s[1000010];
int ss,seqs;
void Init(){
  string x;
  seq[0]=0;
  s[0]=x;
  seqs=ss=1;
}
void TypeLetter(char L) {
  string x=s[seq[seqs-1]];
  x.push_back(L);
  seq[seqs]=s.size();seqs++;
  s[ss]=x;ss++;
}
void UndoCommands(int U) {
  seq[seqs]=seq[seqs-1-U];seqs++;
}
char GetLetter(int P) {
  return s[seq[seqs-1]][P];
}

Compilation message (stderr)

scrivener.cpp:3:1: error: 'string' does not name a type
    3 | string s[1000010];
      | ^~~~~~
scrivener.cpp: In function 'void Init()':
scrivener.cpp:6:3: error: 'string' was not declared in this scope
    6 |   string x;
      |   ^~~~~~
scrivener.cpp:8:3: error: 's' was not declared in this scope; did you mean 'ss'?
    8 |   s[0]=x;
      |   ^
      |   ss
scrivener.cpp:8:8: error: 'x' was not declared in this scope
    8 |   s[0]=x;
      |        ^
scrivener.cpp: In function 'void TypeLetter(char)':
scrivener.cpp:12:3: error: 'string' was not declared in this scope
   12 |   string x=s[seq[seqs-1]];
      |   ^~~~~~
scrivener.cpp:13:3: error: 'x' was not declared in this scope
   13 |   x.push_back(L);
      |   ^
scrivener.cpp:14:13: error: 's' was not declared in this scope
   14 |   seq[seqs]=s.size();seqs++;
      |             ^
scrivener.cpp: In function 'char GetLetter(int)':
scrivener.cpp:21:10: error: 's' was not declared in this scope
   21 |   return s[seq[seqs-1]][P];
      |          ^