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Varvara_Golovnova

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Jan 11th, 2025
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  1. var
  2. x,y : array [1..100] of real;
  3. x1,x2,x3,x4,y1,y2,y3,y4,sum,d1,d2,d3 : real;
  4. begin
  5. readln(x1, y1);
  6. readln(x2, y2);
  7. d1:=sqrt(sqr(x1-x2)+sqr(y1-y2));
  8. d2:=sqrt(sqr(x2-x3)+sqr(y2-y3));
  9. d3:=sqrt(sqr(x1-x3)+sqr(y1-y3));
  10. writeln(d1*d3:0:0);
  11. end.
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