Program Test(output, output);
    var x,y,z, a: real;
    var k1, k2, k3, k4: real;
    const e=2.718281;
    begin
        write('Ведіть x:  ');
        readln(x) ;
 
        write('Ведіть y:  ');
        readln(y) ;
 
        write('Ведіть z:  ');
        readln(z) ;
        a:= 0;
 
        begin
        	k1:=EXP((x-z)*LN(e));
        	k2:=SQRT(k1);
        	k3:=EXP((ABS (y))*LN(x));
        	k4:= k2+k3+z;
        	a:= LN(k4)/LN(10);
        end;
        writeln('Фінальний результат a=', a)
end.
 

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1.542
-3.261
80.005