Eroare de compilare: main.cpp: In function 'int main()': main.cpp:138:22: warning: unused variable 'ok' [-Wunused-variable] 138 | bool ok = false; | ^~ main.cpp: At global scope: main.cpp:269:5: error: redefinition of 'int main()' 269 | int main() | ^~~~ main.cpp:128:5: note: 'int main()' previously defined here 128 | int main() { | ^~~~ main.cpp: In function 'int main()': main.cpp:272:5: error: reference to 'cin' is ambiguous 272 | cin>>t; | ^~~ In file included from main.cpp:108: /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:264:10: note: 'std::ifstream cin' 264 | ifstream cin("euro3.in"); | ^~~ main.cpp:275:9: error: reference to 'cin' is ambiguous 275 | cin>>n>>vmax; | ^~~ /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:264:10: note: 'std::ifstream cin' 264 | ifstream cin("euro3.in"); | ^~~ main.cpp:278:13: error: reference to 'cin' is ambiguous 278 | cin>>v[i]; | ^~~ /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:264:10: note: 'std::ifstream cin' 264 | ifstream cin("euro3.in"); | ^~~ main.cpp:312:17: error: reference to 'cout' is ambiguous 312 | cout<<-1<<" "; | ^~~~ /usr/include/c++/12.2.1/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:265:10: note: 'std::ofstream cout' 265 | ofstream cout("euro3.out"); | ^~~~ main.cpp:316:17: error: reference to 'cout' is ambiguous Non zero exit status: 1