Compilare: user.c: In function ‘main’: user.c:6:34: warning: unused variable ‘a’ [-Wunused-variable] int max,n,nr,maxi,cd,cs,cdf,csf,a,c,poz,i,s; ^ user.c:7:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&n); ^ user.c:15:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&nr); ^ user.c:40:4: warning: ‘c’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(c==n) ^ user.c:16:5: warning: ‘maxi’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(maxi<nr){ ^