gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:7:17: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
7 | if(el.size()!=n) return 0 ;
| ~~~~~~~~~^~~
gondola.cpp:8:10: warning: unused variable 'flg' [-Wunused-variable]
8 | bool flg= 0 ;
| ^~~
gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:49:42: error: no matching function for call to 'max(long long int&, int&)'
49 | for(int i=0;i<n;i++) mx = max(mx,a[i]) ;
| ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from gondola.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
254 | max(const _Tp& __a, const _Tp& __b)
| ^~~
/usr/include/c++/10/bits/stl_algobase.h:254:5: note: template argument deduction/substitution failed:
gondola.cpp:49:42: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
49 | for(int i=0;i<n;i++) mx = max(mx,a[i]) ;
| ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from gondola.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:300:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
300 | max(const _Tp& __a, const _Tp& __b, _Compare __comp)
| ^~~
/usr/include/c++/10/bits/stl_algobase.h:300:5: note: template argument deduction/substitution failed:
gondola.cpp:49:42: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
49 | for(int i=0;i<n;i++) mx = max(mx,a[i]) ;
| ^
In file included from /usr/include/c++/10/algorithm:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
from gondola.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3480:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)'
3480 | max(initializer_list<_Tp> __l)
| ^~~
/usr/include/c++/10/bits/stl_algo.h:3480:5: note: template argument deduction/substitution failed:
gondola.cpp:49:42: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
49 | for(int i=0;i<n;i++) mx = max(mx,a[i]) ;
| ^
In file included from /usr/include/c++/10/algorithm:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
from gondola.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)'
3486 | max(initializer_list<_Tp> __l, _Compare __comp)
| ^~~
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: template argument deduction/substitution failed:
gondola.cpp:49:42: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
49 | for(int i=0;i<n;i++) mx = max(mx,a[i]) ;
| ^