View Compilation Error

0_0_17927590_32331.cpp: In function 'int solve(int, int, int)':
0_0_17927590_32331.cpp:29:5: error: expected primary-expression before '%' token
  if(%2
     ^
0_0_17927590_32331.cpp:29:6: error: expected ')' at end of input
  if(%2
      ^
0_0_17927590_32331.cpp:29:6: error: expected statement at end of input
0_0_17927590_32331.cpp:29:6: error: expected '}' at end of input