Compilare: user.cpp: In function ‘void dijkstra(int)’: user.cpp:74: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int ciclu()’: user.cpp:107: warning: unused variable ‘i’ user.cpp: In function ‘int main()’: user.cpp:117: warning: unused variable ‘nod’ user.cpp:117: warning: unused variable ‘min’ user.cpp:118: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:119: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:120: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:122: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:125: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result