Point out error, if any, in the following program main() {      int i=1;      switch(i)      {           case 1:                     printf("nRadioactive cats have 18 half-lives");                     break;           case 1*2+4:                     printf("nBottle for rent -inquire within");                     break;      } }

A)

No error


B) Runtime error
C)

None of the above

 


Explanation: Constant expression like 1*2+4 are acceptable in cases of a switch.
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supriya ahire

  • Mar 21st, 2006
 

hi,

   ans is A) no error.

     case in switch can take only constant expressions and not variable expressions

regards,

Supriya Ahire.

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Sukumar Paul

  • Jul 31st, 2010
 

Yes,  the ans is A) i.e. No Error.
In switch case we can place any constant (only integer or character not any floating point number). Here 1*2+4 is an expression and the value of the expression is 6 i.e constant  which is applicable in switch case.

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