Problem	parade
User	user123
Submission Time	2026-10-07 12:57:07
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

parade.cpp:17:14: error: array bound is not an integer constant before ‘]’ token
17 | char _bf[_bsz]; int _p, _l;
| ^
parade.cpp: In function ‘char fi::rd()’:
parade.cpp:22:28: error: ‘_bf’ was not declared in this scope
22 | _p=0; _l=int(fread(_bf, 1, _bsz, stdin));
| ^~~
parade.cpp:25:12: error: ‘_bf’ was not declared in this scope
25 | return _bf[_p++];
| ^~~
parade.cpp: At global scope:
parade.cpp:39:14: error: array bound is not an integer constant before ‘]’ token
39 | char _bf[_bsz]; int _p;
| ^
parade.cpp: In function ‘void fo::flout()’:
parade.cpp:40:23: error: ‘_bf’ was not declared in this scope
40 | void flout() { fwrite(_bf, 1, _p, stdout); _p=0; }
| ^~~
parade.cpp: In function ‘void fo::wr(char)’:
parade.cpp:41:42: error: ‘_bf’ was not declared in this scope
41 | void w