View Compilation Error

0_0_36380670_14895.cpp: In function 'void chang(int, int, int)':
0_0_36380670_14895.cpp:36:27: error: expected primary-expression before '<' token
         if(ltre.LL.c=='w'&<re.LL.len==m-l+1)//最左边长度
                           ^
0_0_36380670_14895.cpp:36:28: error: 're' was not declared in this scope
         if(ltre.LL.c=='w'&<re.LL.len==m-l+1)//最左边长度
                            ^
0_0_36380670_14895.cpp:44:27: error: expected primary-expression before '<' token
         if(ltre.LL.c=='b'&<re.LL.len==m-l+1)
                           ^
0_0_36380670_14895.cpp:44:28: error: 're' was not declared in this scope
         if(ltre.LL.c=='b'&<re.LL.len==m-l+1)
                            ^