Compilare: user.cpp: In function ‘void citire()’: user.cpp:28: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:42: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:51: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘void init()’: user.cpp:77: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp: In function ‘void dijkstra()’: user.cpp:101: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp: In function ‘void afis()’: user.cpp:109: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp: In function ‘void dijkstra()’: user.cpp:85: warning: ‘poz’ may be used uninitialized in this function