var a,b,c,s:integer;
sr:real;
begin
readln(a,b,c);
s:=a+b+c;
sr:=s/3;
write(s, ' ',sr);
end.
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Answers & Comments
var a,b,c,s:integer;
sr:real;
begin
readln(a,b,c);
s:=a+b+c;
sr:=s/3;
write(s, ' ',sr);
end.