Compilare: user.c: In function ‘main’: user.c:7:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&n,&m); ^ user.c:9:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^ user.c:12:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&i,&j); ^ user.c:20:16: warning: ‘p’ may be used uninitialized in this function [-Wmaybe-uninitialized] for(i=p+1;i<=n;i++) ^