View Compilation Error

0_0_11918689_19287.cpp: In function `int main()':
0_0_11918689_19287.cpp:121: error: no match for 'operator!=' in '(&p)->std::vector<_Tp, _Alloc>::operator[] [with _Tp = pnt, _Alloc = std::allocator<pnt>](((unsigned int)pos)) != chk'
0_0_11918689_19287.cpp:140: error: no match for 'operator!=' in '(&p)->std::vector<_Tp, _Alloc>::operator[] [with _Tp = pnt, _Alloc = std::allocator<pnt>](((unsigned int)pos)) != chk'