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| Declare variables using var clause. 
 var var1: integer // integer-type variable var2: float // float-type variable var3: string // string-type variable 
 Assign value to variable: var1 = 10 // assign number 10 to var1 var2 = 3.141592653589 // assign value of pi to var2 var3 = 'Hello, World!' // assign 'Hello, World!' to var3 
 Print value of variable print var1 // prints 10 print var2 // prints 3.141592653589 print var3 // prints 'Hello, World!' 
 
 
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