Algorithms

Algorithms

1. There are many symbols for arithmatic operations

   • + this is quite obviously the plus
   • - this is the minus sign
   • / this sign slightly different to maths is the divide
   • * this is multilpy
   • ^ this is exponent or to the power of
   • MOD this is modulo or remainder
   • DIV this is integer division

2. We use algorithms in daily life

   • Making a cup of tea
   • Following directions to a destination

3. Algorithms output is just as good as input

   • If you put rubish in rubish will come back out
   • Computer errors arnt a thing poor input creates poor output

4. A varibale is a location in memory

   • You can temporarily store text or numbers
   • It is used like a empty box or memory function on a calculator

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