View Compilation Error

0_0_29367214_9065.cpp: In function 'void add(int, int)':
0_0_29367214_9065.cpp:215:28: error: expected primary-expression before '%' token
  for(int i=0;i<nex1.size();%
                            ^
0_0_29367214_9065.cpp:215:28: error: expected primary-expression at end of input
0_0_29367214_9065.cpp:215:28: error: expected ')' at end of input
0_0_29367214_9065.cpp:215:28: error: expected statement at end of input
0_0_29367214_9065.cpp:215:28: error: expected '}' at end of input