Compilare: user.c: In function ‘main’: user.c:7:24: warning: variable ‘valid’ set but not used [-Wunused-but-set-variable] int n,k,i,ad,min,j,valid,max,inceput,sfarsit,prim,ultim; ^ user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d",&n,&k); ^ user.c:17:19: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^ user.c:33:19: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^ user.c:82:16: warning: ‘sfarsit’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf(fout,"%d %d %d",inceput+1,sfarsit+1,max); ^ user.c:74:15: warning: ‘max’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(coada[prim]>max) ^