View Compilation Error

0_0_18833782_28908.cpp: In function 'bool ex(int, int)':
0_0_18833782_28908.cpp:26:6: error: 'int6' was not declared in this scope
  if((int6
      ^
0_0_18833782_28908.cpp:26:6: error: expected ')' at end of input
0_0_18833782_28908.cpp:26:6: error: expected ')' at end of input
0_0_18833782_28908.cpp:26:6: error: expected statement at end of input
0_0_18833782_28908.cpp:26:6: error: expected '}' at end of input