Compilare: user.cpp: In function ‘int gentest()’: user.cpp:55: warning: no return statement in function returning non-void user.cpp: In function ‘int main()’: user.cpp:69: warning: format ‘%.9f’ expects type ‘double’, but argument 3 has type ‘int’ user.cpp:63: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:66: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result