View Compilation Error

0_0_30223035_17651.cpp: In function 'void cg(int)':
0_0_30223035_17651.cpp:28:24: error: expected primary-expression before '%' token
  if (l<=i&&i<=r) go(i);%0
                        ^
0_0_30223035_17651.cpp:28:25: error: expected '}' at end of input
  if (l<=i&&i<=r) go(i);%0
                         ^