Compilare: user.c: In function ‘main’: user.c:11:17: warning: unused variable ‘p’ [-Wunused-variable] float v[30000],p=1,max1,max2,max3; ^ user.c:9:10: warning: unused variable ‘k’ [-Wunused-variable] int i,j,k,n,t; ^ user.c:9:8: warning: unused variable ‘j’ [-Wunused-variable] int i,j,k,n,t; ^ user.c:13:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d\n",&t); ^ user.c:17:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d ",&n); ^ user.c:20:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%f ",&v[i]); ^