Eroare de compilare: user.cpp: In function ‘void dijkstra(int, int)’: user.cpp:257: error: ‘memset’ was not declared in this scope user.cpp:277: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:290: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:291: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:293: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:298: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:305: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:307: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:309: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:313: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result