Compilare: main.c: In function 'main': main.c:6:19: warning: variable 'dr' set but not used [-Wunused-but-set-variable] int n,a,maxx,st,dr,i,s,x,k; ^~ main.c:6:16: warning: variable 'st' set but not used [-Wunused-but-set-variable] int n,a,maxx,st,dr,i,s,x,k; ^~ main.c:10:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n,&k); ^~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:16:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &a); ^~~~~~~~~~~~~~~~~~~~~