Submission #282125

#	Time	Username	Problem	Language	Result	Execution time	Memory
282125		thtsshz_bgwrswh	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++17	Compilation error	0 ms	0 KiB

encoder

bool first=1;
string s[925];
int encode(int n,int x,int y){
	int i;
	if(first){
		first=0;
		s[1]="000000111111";
		for(i=2;i<=920;i++){
			s[i]=s[i-1];
			next_permutation(s[i].begin(),s[i].end());
		}
	}
	for(i=0;i<12;i++)
		if(s[x][i]=='1'&&s[y][i]=='0')
			return i+1;
}

decoder

bool first=1;
string s[925];
int decode(int n,int q,int h){
	int i;
	if(first){
		first=0;
		s[1]="000000111111";
		for(i=2;i<=920;i++){
			s[i]=s[i-1];
			next_permutation(s[i].begin(),s[i].end());
		}
	}
	return q>>(h-1)&1;
}

Compilation message (stderr)

encoder.cpp:2:1: error: 'string' does not name a type
    2 | string s[925];
      | ^~~~~~
encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:7:3: error: 's' was not declared in this scope
    7 |   s[1]="000000111111";
      |   ^
encoder.cpp:10:4: error: 'next_permutation' was not declared in this scope
   10 |    next_permutation(s[i].begin(),s[i].end());
      |    ^~~~~~~~~~~~~~~~
encoder.cpp:14:6: error: 's' was not declared in this scope
   14 |   if(s[x][i]=='1'&&s[y][i]=='0')
      |      ^
encoder.cpp:16:1: warning: control reaches end of non-void function [-Wreturn-type]
   16 | }
      | ^

decoder.cpp:2:1: error: 'string' does not name a type
    2 | string s[925];
      | ^~~~~~
decoder.cpp: In function 'int decode(int, int, int)':
decoder.cpp:7:3: error: 's' was not declared in this scope
    7 |   s[1]="000000111111";
      |   ^
decoder.cpp:10:4: error: 'next_permutation' was not declared in this scope
   10 |    next_permutation(s[i].begin(),s[i].end());
      |    ^~~~~~~~~~~~~~~~