program ideone;
var 
x : array [1..8] of integer = (8, 33, 46, 78, 92, 229, 399, 433);
y : array [1..8] of integer = (5, 24, 43, 67, 78, 133, 269, 375);
z : array [1..8] of integer = (7, 13, 27, 46, 52, 68, 78, 109);
p1 : integer = 1;
q1 : integer = 1;
r1 : integer = 1;
 
begin
        while not ((x[p1]=y[q1]) and (y[q1]=z[r1])) do begin
        if x[p1]<y[q1] then begin
        p1:=p1+1;
        end else if y[q1]<z[r1] then begin
        q1:=q1+1;
        end else if z[r1]<x[p1] then begin
        r1:=r1+1;
        end else begin
        end;
        end;
        {x[p1] = y[q1] = z[r1]}
        writeln (x[p1]);
end.

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