0_0_23495949_19258.cpp: In function 'int main()':
0_0_23495949_19258.cpp:67:38: error: reference to 'minus' is ambiguous
for(int j=i-1;j>=1;j--) if(ok[i]) minus(step[i],step[j]*calc(A[i].x-A[j].x,A[i].y-A[j].y)%MOD);
^
0_0_23495949_19258.cpp:23:6: note: candidates are: void minus(LL&, LL)
void minus(LL &a,LL b){a-=b;if(a<0) a+=MOD;;}
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:48:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
from 0_0_23495949_19258.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_function.h:176:12: note: template<class _Tp> struct std::minus
struct minus : public binary_function<_Tp, _Tp, _Tp>
^
0_0_23495949_19258.cpp:68:4: error: reference to 'minus' is ambiguous
minus(tot,step[i]*ret%MOD);
^
0_0_23495949_19258.cpp:23:6: note: candidates are: void minus(LL&, LL)
void minus(LL &a,LL b){a-=b;if(a<0) a+=MOD;;}
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:48:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
from 0_0_23495949_19258.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_function.h:176:12: note: template<class _Tp> struct std::minus
struct minus : public binary_function<_Tp, _Tp, _Tp>
^
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