program Phonebook;
const MAXN = 100000;
var N,i,j,count, lung:Longint;
    S :string;
    number: array [1..MAXN] of string[20];
begin
	readln(N);
	count:=0;
	for i:=1 to N do 
	           begin 
	              readln(number[i]);
	              lung:=length(number[i]);
	              S:=copy (number[i],1, 3);
	               if S='+39' then if  ((lung-3>=9) and (lung-3<=10)) then  count:=count+1;  
               end;
    writeln(count);           
end.

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

NgorNDkzMzMxMjM0NTY3CiszOTMzMzEyMzQ1NjcKKzQxNzc2NTM2NjQKKzM5MzIxNTc4MzQ1CisxOTg5NDg1OTQ4CiszOTEyMzQ1Cg==

6
+493331234567
+393331234567
+4177653664
+39321578345
+1989485948
+3912345