View Compilation Error

0_0_19428736_29045.cpp: In function 'void cvrA(node&)':
0_0_19428736_29045.cpp:40:26: error: 'reverse' was not declared in this scope
     reverse(n.str,n.str+8);  
                          ^
0_0_19428736_29045.cpp: In function 'void cvrB(node&)':
0_0_19428736_29045.cpp:48:4: error: 't' was not declared in this scope
    t
    ^
0_0_19428736_29045.cpp:48:4: error: expected '}' at end of input