ro.cpp: In function 'void dfs(int, int)': ro.cpp:65: error: expected initializer before ':' token ro.cpp:68: error: expected primary-expression before 'for' ro.cpp:68: error: expected ';' before 'for' ro.cpp:68: error: expected primary-expression before 'for' ro.cpp:68: error: expected ')' before 'for' ro.cpp:68: error: expected initializer before ':' token ro.cpp:282: error: expected primary-expression at end of input ro.cpp:282: error: expected ';' at end of input ro.cpp:282: error: expected primary-expression at end of input ro.cpp:282: error: expected ')' at end of input ro.cpp:282: error: expected statement at end of input ro.cpp:63: warning: unused variable 'nrCh' ro.cpp:282: error: expected '}' at end of input