0_0_17159290_14015.cpp: In function 'int rank(int, int)':
0_0_17159290_14015.cpp:100:32: error: reference to 'rank' is ambiguous
else if (v[rt] > val) return rank(ch[rt][0], val);
^
0_0_17159290_14015.cpp:97:5: note: candidates are: int rank(int, int)
int rank(int rt, int val) {
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/move.h:57:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_pair.h:59,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:64,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_17159290_14015.cpp:5:
GCC4.9.2/x86_64-w64-mingw32/include/c++/type_traits:1340:12: note: template<class> struct std::rank
struct rank
^
0_0_17159290_14015.cpp:102:16: error: reference to 'rank' is ambiguous
int temp = rank(ch[rt][1], val);
^
0_0_17159290_14015.cpp:97:5: note: candidates are: int rank(int, int)
int rank(int rt, int val) {
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/move.h:57:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_pair.h:59,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:64,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_17159290_14015.cpp:5:
GCC4.9.2/x86_64-w64-mingw32/include/c++/type_traits:1340:12: note: template<class> struct std::rank
struct rank
^
0_0_17159290_14015.cpp: In function 'int main()':
0_0_17159290_14015.cpp:123:15: error: reference to 'rank' is ambiguous
int k = rank(rt, y);
^
0_0_17159290_14015.cpp:97:5: note: candidates are: int rank(int, int)
int rank(int rt, int val) {
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/move.h:57:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_pair.h:59,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:64,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_17159290_14015.cpp:5:
GCC4.9.2/x86_64-w64-mingw32/include/c++/type_traits:1340:12: note: template<class> struct std::rank
struct rank
^
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