Compilare: user.cpp:68: warning: this decimal constant is unsigned only in ISO C90 user.cpp: In function ‘int main()’: user.cpp:59: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:60: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:63: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:69: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘int lgput(int, int)’: user.cpp:31: warning: control reaches end of non-void function user.cpp: In function ‘int main()’: user.cpp:61: warning: ‘rez1’ may be used uninitialized in this function user.cpp:61: warning: ‘rez2’ may be used uninitialized in this function