Eroare de compilare: user.c: In function 'cicluzero': user.c:97: warning: unused variable 'j' user.c:97: warning: unused variable 'k' user.c:97: warning: unused variable 'h' user.c: In function 'main': user.c:171: warning: format '%s' expects type 'char *', but argument 3 has type 'char (*)[64]' user.c:171: warning: format '%s' expects type 'char *', but argument 4 has type 'char (*)[64]' user.c:175: warning: implicit declaration of function 'strcmp' user.c:179: warning: implicit declaration of function 'strcpy' user.c:179: warning: incompatible implicit declaration of built-in function 'strcpy' user.c:188: warning: incompatible implicit declaration of built-in function 'strcpy' user.c:237: warning: implicit declaration of function 'getch' user.c: In function 'cicluzero': user.c:98: warning: 'vs' may be used uninitialized in this function /tmp/cc6CrZrR.o: In function `main': user.c:(.text+0x676): undefined reference to `getch' collect2: ld returned 1 exit status