Borderou de evaluare (job #629764)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:9:21: error: variable 'std::ifstream cin' has initializer but incomplete type 9 | ifstream cin("siruri2.in"); | ^ main.cpp:10:18: error: variable 'std::ofstream cout' has initializer but incomplete type 10 | ofstream cout("siruri2.out"); | ^ main.cpp:21:15: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'const char*' 21 | l2= strlen(s2); | ^~ | | | std::string {aka std::__cxx11::basic_string<char>} In file included from main.cpp:5: /usr/include/string.h:391:35: note: initializing argument 1 of 'size_t strlen(const char*)' 391 | extern size_t strlen (const char *__s) | ~~~~~~~~~~~~^~~