Compilare: user.c: In function ‘main’: user.c:14:5: warning: implicit declaration of function ‘citire’ [-Wimplicit-function-declaration] citire(&n); ^ user.c:22:5: warning: implicit declaration of function ‘floyd’ [-Wimplicit-function-declaration] floyd(n); ^ user.c:13:14: warning: unused variable ‘j’ [-Wunused-variable] { int n,i,j; ^ user.c:13:12: warning: unused variable ‘i’ [-Wunused-variable] { int n,i,j; ^ user.c: At top level: user.c:27:6: warning: conflicting types for ‘citire’ [enabled by default] void citire(int *n) ^ user.c:14:5: note: previous implicit declaration of ‘citire’ was here citire(&n); ^ user.c: In function ‘floyd’: user.c:93:2: warning: control reaches end of non-void function [-Wreturn-type] } ^