0_0_29967636_3573.cpp: In function 'bool isprime(__int128)':
0_0_29967636_3573.cpp:11:42: error: call of overloaded 'sqrt(__int128&)' is ambiguous
for (__int128 i=2;i<=(__int128)sqrt(x);i++){
^
0_0_29967636_3573.cpp:11:42: note: candidates are:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/cmath:44:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:41,
from 0_0_29967636_3573.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/math.h:152:18: note: double sqrt(double)
double __cdecl sqrt(double _X);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:41:0,
from 0_0_29967636_3573.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/cmath:486:3: note: constexpr long double std::sqrt(long double)
sqrt(long double __x)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/cmath:482:3: note: constexpr float std::sqrt(float)
sqrt(float __x)
^
0_0_29967636_3573.cpp: In function 'int main()':
0_0_29967636_3573.cpp:31:38: error: 'pow_mod' was not declared in this scope
res = res*pow_mod(x,p-2,p)%p;
^
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