0_0_27686915_1272.cpp: In function 'int main()':
0_0_27686915_1272.cpp:31:25: error: 'sort' was not declared in this scope
sort(stu+1,stu+n+1,cmp);
^
0_0_27686915_1272.cpp:31:25: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
from 0_0_27686915_1272.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:4705:5: note: 'std::sort'
sort(_RandomAccessIterator __first, _RandomAccessIterator __last,
^
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