Questions

Error occurs because we have mixed the ANSI prototype with K & R style of function definition.

When we use ANSI prototype for a function and pass a float to the function it is promoted to a double. When the function accepts this double into a float a type mismatch occurs hence the error.

The remedy for this error could be to define the function as :

int fun (float aa)

{

  ....

}

The cross section of a chisel is usually octagonal.

When combining with nonmetallic atoms, metallic atoms generally will Lose electrons and forms cations.

As the ionization energy of te metals are very low, so they can easily lose electrons and form positively charged ion called cations.

Retail products often change seasonally.  Can you quickly update yourself on all the new information so you can be prepared to sell the new inventory to customers as soon as it lands on the shelf

 Augustus Caesar

The key to this math riddle is realizing that the one place must be zero.
888 +88 +8 +8 +8 =1,000