Compilare: user.c: In function ‘main’: user.c:24:9: warning: variable ‘repx’ set but not used [-Wunused-but-set-variable] int repx[50000],repy[50000]; ^ user.c:22:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&m); ^ user.c:30:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f," %[^\n]s",command); ^