Eroare de compilare in evaluator: In file included from /usr/include/c++/4.2/backward/iostream.h:31, from user.cpp:2: /usr/include/c++/4.2/backward/backward_warning.h:32:2: warning: #warning This file includes at least one deprecated or antiquated header. Please consider using one of the 32 headers found in section 17.4.1.2 of the C++ standard. Examples include substituting the <X> header for the <X.h> header for C++ includes, or <iostream> instead of the deprecated header <iostream.h>. To disable this warning use -Wno-deprecated. user.cpp:16: warning: ISO C++ forbids declaration of 'main' with no type user.cpp: In function 'int main()': user.cpp:27: error: 's12' was not declared in this scope user.cpp:28: error: 's13' was not declared in this scope user.cpp:33: error: 's21' was not declared in this scope user.cpp:34: error: 's23' was not declared in this scope user.cpp:39: error: 's31' was not declared in this scope user.cpp:40: error: 's32' was not declared in this scope user.cpp:43: error: 's12' was not declared in this scope user.cpp:43: error: 's21' was not declared in this scope user.cpp:43: error: 's13' was not declared in this scope user.cpp:43: error: 's31' was not declared in this scope user.cpp:43: error: 's23' was not declared in this scope user.cpp:43: error: 's32' was not declared in this scope