bandwidth usage calculator

I do not know whether the friends have studied windows with the calculator, anyway, after a small series of research found that Windows Natural Calculator is really strong, before all overlooked. Now, with the lazy snake, take a look at some of the advanced uses of Windows with calculators. How do I quickly open a calculator? 1, Win + R key combination, open th

; Break; Case '-': Result-=Number ; Break; Case '*': Result*=Number ; Break; Case '/': if(Number = =0) printf ("\n\n\adivision by Zero error!\n"); Elseresult/=Number ; Break; Case '%': if((Long Long) Number = = 0LL) printf ("\n\n\adivision by Zero error!\n"); Elseresult= (Double)((Long Long) Result% (Long Long) number); Break; Case '^': Result=Pow (result,number); Break; default: printf ("\n\n\aillegal operation!\n"); Break; } }

1. Basic subtraction and take-rest operationsPrint (5+10) Print (5-10) Print (5*10) Print (10/5) Print (5%3)22. Ask for n-Squared and square rootPrint (5%3) Print (5**3) Print (125** (1/3)) Print (2**4) Print (16** ())4.0>>>Use of the 3.math function libraryIntroduce the math library and see the value of piImport Math>>> math.pi3.141592653589793(1) To find sine cosine function>>> Math.sin (math.pi/2)1.0>>> math.cos (Math.pi/4)0.7071067811865476>> > Math.tan (Math.pi/4)0.9999999999999999>>>(2) Ro