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View Compilation Error

0_0_19842769_7039.cpp: In function 'int getnum(std::string)':
0_0_19842769_7039.cpp:25:22: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'char*' for argument '1' to 'char* strcpy(char*, const char*)'
         strcpy(b,v[i]);
                      ^
0_0_19842769_7039.cpp:26:22: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'const char*' for argument '1' to 'int strcmp(const char*, const char*)'
         if(strcmp(a,b)==0){
                      ^
0_0_19842769_7039.cpp:28:9: error: expected primary-expression before '}' token
         }
         ^
0_0_19842769_7039.cpp:28:9: error: expected ';' before '}' token
0_0_19842769_7039.cpp: In function 'int main()':
0_0_19842769_7039.cpp:41:19: error: 's' was not declared in this scope
             int n=s.size();
                   ^
0_0_19842769_7039.cpp:43:28: error: no matching function for call to 'find(std::basic_string<char>&)'
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                            ^
0_0_19842769_7039.cpp:43:28: note: candidates are:
0_0_19842769_7039.cpp:13:5: note: int find(int)
 int find(int x){
     ^
0_0_19842769_7039.cpp:13:5: note:   no known conversion for argument 1 from 'std::basic_string<char>' to 'int'
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
                 from 0_0_19842769_7039.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3770:5: note: template<class _IIter, class _Tp> _IIter std::find(_IIter, _IIter, const _Tp&)
     find(_InputIterator __first, _InputIterator __last,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3770:5: note:   template argument deduction/substitution failed:
0_0_19842769_7039.cpp:43:28: note:   candidate expects 3 arguments, 1 provided
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                            ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_facets.h:48:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_ios.h:37,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:44,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_19842769_7039.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/streambuf_iterator.h:369:5: note: template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(std::istreambuf_iterator<_CharT>, std::istreambuf_iterator<_CharT>, const _CharT2&)
     find(istreambuf_iterator<_CharT> __first,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/streambuf_iterator.h:369:5: note:   template argument deduction/substitution failed:
0_0_19842769_7039.cpp:43:28: note:   'std::basic_string<char>' is not derived from 'std::istreambuf_iterator<_CharT>'
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                            ^
0_0_19842769_7039.cpp:43:45: error: no matching function for call to 'find(std::basic_string<char>&)'
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                                             ^
0_0_19842769_7039.cpp:43:45: note: candidates are:
0_0_19842769_7039.cpp:13:5: note: int find(int)
 int find(int x){
     ^
0_0_19842769_7039.cpp:13:5: note:   no known conversion for argument 1 from 'std::basic_string<char>' to 'int'
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
                 from 0_0_19842769_7039.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3770:5: note: template<class _IIter, class _Tp> _IIter std::find(_IIter, _IIter, const _Tp&)
     find(_InputIterator __first, _InputIterator __last,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3770:5: note:   template argument deduction/substitution failed:
0_0_19842769_7039.cpp:43:45: note:   candidate expects 3 arguments, 1 provided
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                                             ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_facets.h:48:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_ios.h:37,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:44,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_19842769_7039.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/streambuf_iterator.h:369:5: note: template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(std::istreambuf_iterator<_CharT>, std::istreambuf_iterator<_CharT>, const _CharT2&)
     find(istreambuf_iterator<_CharT> __first,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/streambuf_iterator.h:369:5: note:   template argument deduction/substitution failed:
0_0_19842769_7039.cpp:43:45: note:   'std::basic_string<char>' is not derived from 'std::istreambuf_iterator<_CharT>'
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                                             ^
0_0_19842769_7039.cpp:43:72: error: no matching function for call to 'find(std::basic_string<char>&)'
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                                                                        ^
0_0_19842769_7039.cpp:43:72: note: candidates are:
0_0_19842769_7039.cpp:13:5: note: int find(int)
 int find(int x){
     ^
0_0_19842769_7039.cpp:13:5: note:   no known conversion for argument 1 from 'std::basic_string<char>' to 'int'
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
                 from 0_0_19842769_7039.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3770:5: note: template<class _IIter, class _Tp> _IIter std::find(_IIter, _IIter, const _Tp&)
     find(_InputIterator __first, _InputIterator __last,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3770:5: note:   template argument deduction/substitution failed:
0_0_19842769_7039.cpp:43:72: note:   candidate expects 3 arguments, 1 provided
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                                                                        ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_facets.h:48:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_ios.h:37,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:44,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_19842769_7039.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/streambuf_iterator.h:369:5: note: template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(std::istreambuf_iterator<_CharT>, std::istreambuf_iterator<_CharT>, const _CharT2&)
     find(istreambuf_iterator<_CharT> __first,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/streambuf_iterator.h:369:5: note:   template argument deduction/substitution failed:
0_0_19842769_7039.cpp:43:72: note:   'std::basic_string<char>' is not derived from 'std::istreambuf_iterator<_CharT>'
                 if(find(*it)!=flag&&find(*it)!=0){count++;flag=find(*it);}
                                                                        ^
0_0_19842769_7039.cpp:54:13: error: 's' was not declared in this scope
             s.insert(t1);
             ^


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