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  1. Program Equa_1d;
  2. Var a, b : Real;
  3. Begin
  4. Write ('a = ');
  5. Readln (a);
  6. Write ('b = ');
  7. Readln (b);
  8. If a <> 0 Then Writeln ('x = ', -b/a)
  9. Else If b = 0 Then Writeln ('IR')
  10. Else Writeln ('{}') ;
  11. End.
Success #stdin #stdout 0s 276KB
stdin
2
6
stdout
a = b = x = -3.00000000000000E+000