Compilare: user.cpp: In function 'void readdata()': user.cpp:38: warning: format '%d' expects type 'int*', but argument 2 has type 'short int*' user.cpp:42: warning: format '%d' expects type 'int*', but argument 2 has type 'short int*' user.cpp: In function 'void det_traseu()': user.cpp:189: warning: operation on 'aa' may be undefined user.cpp:172: warning: unused variable 'dir' user.cpp: In function 'void writedata()': user.cpp:194: warning: unused variable 'x' user.cpp:194: warning: unused variable 'y' user.cpp:194: warning: unused variable 'temp'