Compilare: user.cpp: In function ‘int fct(int)’: user.cpp:58: warning: no return statement in function returning non-void user.cpp: In function ‘int main()’: user.cpp:64: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:70: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘int niveluri(int)’: user.cpp:27: warning: control reaches end of non-void function