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View Compilation Error

0_0_14967896_29831.cpp: In function 'int main()':
0_0_14967896_29831.cpp:17:11: error: expected unqualified-id before 'case'
     int t,case=1;
           ^
0_0_14967896_29831.cpp:48:36: error: no match for 'operator-' (operand types are 'peak' and 'peak')
             Hig[i]=p[j-1].y-(p[j-1]-p[j-1])*1.0/(p[j-1].x-p[j].x)*(p[j-1].x-b[i].ho);
                                    ^
0_0_14967896_29831.cpp:48:36: note: candidates are:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:67:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:61,
                 from 0_0_14967896_29831.cpp:6:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator.h:328:5: note: template<class _Iterator> typename std::reverse_iterator<_Iterator>::difference_type std::operator-(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)
     operator-(const reverse_iterator<_Iterator>& __x,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator.h:328:5: note:   template argument deduction/substitution failed:
0_0_14967896_29831.cpp:48:42: note:   'peak' is not derived from 'const std::reverse_iterator<_Iterator>'
             Hig[i]=p[j-1].y-(p[j-1]-p[j-1])*1.0/(p[j-1].x-p[j].x)*(p[j-1].x-b[i].ho);
                                          ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:67:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:61,
                 from 0_0_14967896_29831.cpp:6:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator.h:380:5: note: template<class _IteratorL, class _IteratorR> decltype ((__y.base() - __x.base())) std::operator-(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)
     operator-(const reverse_iterator<_IteratorL>& __x,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator.h:380:5: note:   template argument deduction/substitution failed:
0_0_14967896_29831.cpp:48:42: note:   'peak' is not derived from 'const std::reverse_iterator<_Iterator>'
             Hig[i]=p[j-1].y-(p[j-1]-p[j-1])*1.0/(p[j-1].x-p[j].x)*(p[j-1].x-b[i].ho);
                                          ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:67:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:61,
                 from 0_0_14967896_29831.cpp:6:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator.h:1121:5: note: template<class _IteratorL, class _IteratorR> decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_Iterator>&, const std::move_iterator<_IteratorR>&)
     operator-(const move_iterator<_IteratorL>& __x,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator.h:1121:5: note:   template argument deduction/substitution failed:
0_0_14967896_29831.cpp:48:42: note:   'peak' is not derived from 'const std::move_iterator<_Iterator>'
             Hig[i]=p[j-1].y-(p[j-1]-p[j-1])*1.0/(p[j-1].x-p[j].x)*(p[j-1].x-b[i].ho);
                                          ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:67:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:61,
                 from 0_0_14967896_29831.cpp:6:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator.h:1128:5: note: template<class _Iterator> decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_Iterator>&, const std::move_iterator<_Iterator>&)
     operator-(const move_iterator<_Iterator>& __x,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator.h:1128:5: note:   template argument deduction/substitution failed:
0_0_14967896_29831.cpp:48:42: note:   'peak' is not derived from 'const std::move_iterator<_Iterator>'
             Hig[i]=p[j-1].y-(p[j-1]-p[j-1])*1.0/(p[j-1].x-p[j].x)*(p[j-1].x-b[i].ho);
                                          ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/random.h:34,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:49,
                 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_14967896_29831.cpp:6:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:208:3: note: std::ptrdiff_t std::operator-(const std::_Bit_iterator_base&, const std::_Bit_iterator_base&)
   operator-(const _Bit_iterator_base& __x, const _Bit_iterator_base& __y)
   ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:208:3: note:   no known conversion for argument 1 from 'peak' to 'const std::_Bit_iterator_base&'
0_0_14967896_29831.cpp:55:13: error: 'v0' was not declared in this scope
             v0=temp;
             ^
0_0_14967896_29831.cpp:57:33: error: expected primary-expression before 'case'
         printf("Case %d: %.2ld",case,sqtr(V0*1.0)+0.009);
                                 ^
0_0_14967896_29831.cpp:57:49: error: 'sqtr' was not declared in this scope
         printf("Case %d: %.2ld",case,sqtr(V0*1.0)+0.009);
                                                 ^


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