Compilare: user.c: In function ‘main’: user.c:7:17: warning: unused variable ‘k’ [-Wunused-variable] int n,i,m,j,k,nr,st,dr,elem,max,mij; ^ user.c:7:15: warning: unused variable ‘j’ [-Wunused-variable] int n,i,m,j,k,nr,st,dr,elem,max,mij; ^ user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&n); ^ user.c:12:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&a[i]); ^ user.c:13:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&m); ^ user.c:15:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&b[i]); ^ user.c:94:19: warning: ‘elem’ may be used uninitialized in this function [-Wmaybe-uninitialized] poz[i]=elem; ^