Compilare: user.c: In function ‘main’: user.c:9:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fp,"%i",&n); ^ user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fp,"%i",&k); ^ user.c:16:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fp,"%i",&a); ^ user.c:32:12: warning: ‘maxright’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf(fp,"%i %i %i",maxleft+1,maxright+1,scmax); ^ user.c:23:28: warning: ‘left’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(sc > scmax && i - left >= k) ^