#include<iostream> using namesapce std; int main(){ int a,b; cin>>a>>b; cout<<a+b<<endl; return 0; } /* Main.cc:2:7: error: expected nested-name-specifier before 'namesapce' using namesapce std; ^~~~~~~~~ Main.cc: In function 'int main()': Main.cc:5:3: error: 'cin' was not declared in this scope cin>>a>>b; ^~~ Main.cc:5:3: note: suggested alternative: In file included from Main.cc:1: /usr/include/c++/8/iostream:60:18: note: 'std::cin' extern istream cin; /// Linked to standard input ^~~ Main.cc:6:3: error: 'cout' was not declared in this scope cout<<a+b<<endl; ^~~~ Main.cc:6:3: note: suggested alternative: In file included from Main.cc:1: /usr/include/c++/8/iostream:61:18: note: 'std::cout' extern ostream cout; /// Linked to standard output ^~~~ Main.cc:6:14: error: 'endl' was not declared in this scope cout<<a+b<<endl; ^~~~ Main.cc:6:14: note: suggested alternative: In file included from /usr/include/c++/8/iostream:39, from Main.cc:1: /usr/include/c++/8/ostream:590:5: note: 'std::endl' endl(basic_ostream<_CharT, _Traits>& __os) ^~~~ */ |
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