View Compilation Error

0_0_21594314_17512.cpp:117:25: error: stray '#' in program
             if(str[0]=='Q')
                         ^
0_0_21594314_17512.cpp:117:31: error: stray '#' in program
             if(str[0]=='Q')
                               ^
0_0_21594314_17512.cpp:1:1: error: 'Problem' does not name a type
 Problem : 2475 ( Box )     Judge Status : Accepted
 ^
0_0_21594314_17512.cpp: In function 'int main()':
0_0_21594314_17512.cpp:117:26: error: lvalue required as unary '&' operand
             if(str[0]=='Q')
                          ^
0_0_21594314_17512.cpp:117:28: error: expected ')' before ';' token
             if(str[0]=='Q')
                            ^
0_0_21594314_17512.cpp:117:29: error: 'Q' was not declared in this scope
             if(str[0]=='Q')
                             ^
0_0_21594314_17512.cpp:117:35: error: expected primary-expression before ')' token
             if(str[0]=='Q')
                                   ^
0_0_21594314_17512.cpp:123:13: error: 'else' without a previous 'if'
             else
             ^