Eroare de compilare: user.cpp: In function ‘int case1()’: user.cpp:11: warning: no return statement in function returning non-void user.cpp: In function ‘void rez(char*)’: user.cpp:34: error: ‘itoa’ was not declared in this scope user.cpp:19: warning: unused variable ‘j’ user.cpp: In function ‘int main()’: user.cpp:54: warning: too many arguments for format user.cpp:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:42: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result