var
x, y, a, b, c, D, x1, x2: real;
inp: string;
inp_arr: array of string;
begin
writeln('a b c');
readln(inp);
inp_arr := inp.split(' ');
a := StrToFloat(inp_arr[0]);
b := StrToFloat(inp_arr[1]);
c := StrToFloat(inp_arr[2]);
D := b*b - 4 * a * c;
x1 := (-b + sqrt(D)) / 2*a;
x2 := (-b - sqrt(D)) / 2*a;
if x1 > x2 then x := x1
else x := x2;
if x < 0 then y:= (1 / (x + (sin(x)/(x*x+1
else y:= (x*x-1)*sin(x)/(x*x*x);
write('a:', a, ' b:', b, ' c:', c, ' x:', x, ' y:', y);
end.
