Compilare: user.c:17:1: warning: data definition has no type or storage class [enabled by default] len[10]={1,1,4,4,2,1,1,4,4,2}; ^ user.c:17:1: warning: type defaults to ‘int’ in declaration of ‘len’ [enabled by default] user.c: In function ‘main’: user.c:62:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&T); ^