0_0_33524297_22307.cpp: In function 'void Graham(node*, ll, ll&)':
0_0_33524297_22307.cpp:57:35: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
while(top>1&&Cross(ans[top]-ans[top-1],p[i]-ans[top])>=0)top--;
^
0_0_33524297_22307.cpp:57:46: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
while(top>1&&Cross(ans[top]-ans[top-1],p[i]-ans[top])>=0)top--;
^
0_0_33524297_22307.cpp:57:60: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
while(top>1&&Cross(ans[top]-ans[top-1],p[i]-ans[top])>=0)top--;
^
0_0_33524297_22307.cpp:58:18: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
ans[++top]=p[i];
^
0_0_33524297_22307.cpp:59:32: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(top>2&&Cross(ans[top]-ans[top-1],ans[top-1]-ans[top-2])==0)ans[top-1]=ans[top],--top;
^
0_0_33524297_22307.cpp:59:43: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(top>2&&Cross(ans[top]-ans[top-1],ans[top-1]-ans[top-2])==0)ans[top-1]=ans[top],--top;
^
0_0_33524297_22307.cpp:59:54: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(top>2&&Cross(ans[top]-ans[top-1],ans[top-1]-ans[top-2])==0)ans[top-1]=ans[top],--top;
^
0_0_33524297_22307.cpp:59:65: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(top>2&&Cross(ans[top]-ans[top-1],ans[top-1]-ans[top-2])==0)ans[top-1]=ans[top],--top;
^
0_0_33524297_22307.cpp:59:80: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(top>2&&Cross(ans[top]-ans[top-1],ans[top-1]-ans[top-2])==0)ans[top-1]=ans[top],--top;
^
0_0_33524297_22307.cpp:59:89: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(top>2&&Cross(ans[top]-ans[top-1],ans[top-1]-ans[top-2])==0)ans[top-1]=ans[top],--top;
^
0_0_33524297_22307.cpp: In function 'int main()':
0_0_33524297_22307.cpp:73:17: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
e[ct].y=read();
^
0_0_33524297_22307.cpp:74:17: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
e[ct].x=read();
^
0_0_33524297_22307.cpp:75:26: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
pre[i].x=e[ct].x,pre[i].y=e[ct].y;
^
0_0_33524297_22307.cpp:75:43: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
pre[i].x=e[ct].x,pre[i].y=e[ct].y;
^
0_0_33524297_22307.cpp:76:26: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(++mp[{e[ct].x,e[ct].y}]>1) ct--;
^
0_0_33524297_22307.cpp:76:34: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(++mp[{e[ct].x,e[ct].y}]>1) ct--;
^
0_0_33524297_22307.cpp:76:20: error: no match for 'operator[]' (operand types are 'std::map<std::pair<int, int>, int>' and '<brace-enclosed initializer list>')
if(++mp[{e[ct].x,e[ct].y}]>1) ct--;
^
0_0_33524297_22307.cpp:76:20: note: candidates are:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/map:61:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:80,
from 0_0_33524297_22307.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_map.h:491:7: note: std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<int, int>; _Tp = int; _Compare = std::less<std::pair<int, int> >; _Alloc = std::allocator<std::pair<const std::pair<int, int>, int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<int, int>]
operator[](const key_type& __k)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_map.h:491:7: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const key_type& {aka const std::pair<int, int>&}'
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_map.h:511:7: note: std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<int, int>; _Tp = int; _Compare = std::less<std::pair<int, int> >; _Alloc = std::allocator<std::pair<const std::pair<int, int>, int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<int, int>]
operator[](key_type&& __k)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_map.h:511:7: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::map<std::pair<int, int>, int>::key_type&& {aka std::pair<int, int>&&}'
0_0_33524297_22307.cpp:82:20: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
if(e[ct].x==e[i].x) continue;
^
0_0_33524297_22307.cpp:83:19: error: invalid types 'node [50005][ll {aka long double}]' for array subscript
e[++ct]=e[i];
^
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