Compilare: user.cpp: In function 'void coboara(unsigned int)': user.cpp:27: warning: comparison between signed and unsigned integer expressions user.cpp:31: warning: comparison between signed and unsigned integer expressions user.cpp:34: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void dijkstra(unsigned int)': user.cpp:68: warning: comparison is always false due to limited range of data type user.cpp: In function 'int main()': user.cpp:109: warning: large integer implicitly truncated to unsigned type user.cpp:112: warning: comparison is always true due to limited range of data type /tmp/ccJzihMU.o: In function `main': user.cpp:(.text+0x3ed): warning: the `gets' function is dangerous and should not be used.