Memory Allocation - C Programming Questions and Answers

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What will be the output of the program?

 #include
 #include 
 
  int main() 
  {    
      union test    
      {      
           int i;     
           float f;     
           char c;    
     };   
     union test *t;    
     t = (union test *)malloc(sizeof(union test));   
     t->f = 10.10f;     
     printf("%f", t->f);    
     return 0;
   }