Compilare: user.c: In function ‘readHeader’: user.c:17:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d %d", &(h.n), &(h.s)); ^ user.c: In function ‘readNumbers’: user.c:24:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d ", &v[i]); ^ user.c: In function ‘printResult’: user.c:79:1: warning: control reaches end of non-void function [-Wreturn-type] } ^