0_0_35620620_9378.cpp:170:1: error: reference to 'stack' is ambiguous
stack<int> s;
^
0_0_35620620_9378.cpp:162:60: note: candidates are: int stack [200005]
int low[maxn], dfn[maxn], vis[maxn], dis[maxn], col[maxn], stack[maxn];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/stack:61:0,
from 0_0_35620620_9378.cpp:13:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_stack.h:99:11: note: template<class _Tp, class _Sequence> class std::stack
class stack
^
0_0_35620620_9378.cpp:170:1: error: 'stack' does not name a type
stack<int> s;
^
0_0_35620620_9378.cpp: In function 'void init()':
0_0_35620620_9378.cpp:174:17: error: 'tot' was not declared in this scope
num = cnt = tot = 0;
^
0_0_35620620_9378.cpp:182:12: error: 's' was not declared in this scope
while(!s.empty())
^
0_0_35620620_9378.cpp: In function 'void tarjan(int, int)':
0_0_35620620_9378.cpp:192:5: error: reference to 'stack' is ambiguous
stack[++top] = u;
^
0_0_35620620_9378.cpp:162:60: note: candidates are: int stack [200005]
int low[maxn], dfn[maxn], vis[maxn], dis[maxn], col[maxn], stack[maxn];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/stack:61:0,
from 0_0_35620620_9378.cpp:13:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_stack.h:99:11: note: template<class _Tp, class _Sequence> class std::stack
class stack
^
0_0_35620620_9378.cpp:192:13: error: 'top' was not declared in this scope
stack[++top] = u;
^
0_0_35620620_9378.cpp:213:17: error: reference to 'stack' is ambiguous
v = stack[top--];
^
0_0_35620620_9378.cpp:162:60: note: candidates are: int stack [200005]
int low[maxn], dfn[maxn], vis[maxn], dis[maxn], col[maxn], stack[maxn];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/stack:61:0,
from 0_0_35620620_9378.cpp:13:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_stack.h:99:11: note: template<class _Tp, class _Sequence> class std::stack
class stack
^
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