Eroare de compilare: main.cpp:19:5: error: cannot declare '::main' to be a global variable 19 | int main | ^~~~ main.cpp:20:7: error: expected '}' before ';' token 20 | {in>>k; | ~ ^ main.cpp:20:4: error: invalid user-defined conversion from 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} to 'int' [-fpermissive] 20 | {in>>k; | ~~^~~ In file included from /usr/include/c++/10/ios:44, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from main.cpp:1: /usr/include/c++/10/bits/basic_ios.h:117:16: note: candidate is: 'std::basic_ios<_CharT, _Traits>::operator bool() const [with _CharT = char; _Traits = std::char_traits<char>]' (near match) 117 | explicit operator bool() const | ^~~~~~~~ /usr/include/c++/10/bits/basic_ios.h:117:16: note: return type 'bool' of explicit conversion function cannot be converted to 'int' with a qualification conversion main.cpp:21:1: error: expected unqualified-id before 'for' 21 | for(int i=1;i<=k;i++) | ^~~ main.cpp:21:13: error: 'i' does not name a type 21 | for(int i=1;i<=k;i++) | ^ main.cpp:21:18: error: 'i' does not name a type 21 | for(int i=1;i<=k;i++) | ^ main.cpp:23:1: error: expected unqualified-id before 'return' 23 | return 0; | ^~~~~~ main.cpp:24:1: error: expected declaration before '}' token 24 | } | ^ Non zero exit status: 1