Eroare de compilare: In file included from user.c:2:0: user.c: In function ‘main’: user.c:19:33: error: ‘N’ undeclared (first use in this function) assert(fscanf(in, "%d %d", &N, &K) == 2); ^ user.c:19:33: note: each undeclared identifier is reported only once for each function it appears in user.c:19:37: error: ‘K’ undeclared (first use in this function) assert(fscanf(in, "%d %d", &N, &K) == 2); ^ user.c:21:23: error: ‘f’ undeclared (first use in this function) assert(fscanf(f, "%d", &f[i]) == 1); ^ user.c:23:29: error: ‘M’ undeclared (first use in this function) assert(fscanf(f, "%d", &M) == 1); ^ user.c:26:9: warning: implicit declaration of function ‘addEdge’ [-Wimplicit-function-declaration] addEdge(u, v, d, w, i); ^ user.c:31:5: warning: implicit declaration of function ‘bellFord’ [-Wimplicit-function-declaration] bellFord(N); ^ user.c:14:11: warning: variable ‘out’ set but not used [-Wunused-but-set-variable] FILE *out; ^