Eroare de compilare: user.cpp:2:21: error: iostream.h: No such file or directory user.cpp: In function ‘int lee2(int, int)’: user.cpp:59: error: ‘abs’ was not declared in this scope user.cpp:37: warning: unused variable ‘k1’ user.cpp: In function ‘void citire()’: user.cpp:67: warning: unused variable ‘x’ user.cpp:67: warning: unused variable ‘y’ user.cpp:71: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:76: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:81: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘int lee(int, int)’: user.cpp:109: warning: no return statement in function returning non-void