hello world

You wrote hello world

You wrote You wrote hello world

You wrote You wrote You wrote hello world

You wrote You wrote You wrote You wrote hello world

You wrote You wrote You wrote You wrote You wrote hello world

You wrote You wrote You wrote You wrote You wrote You wrote hello world

You wrote You wrote You wrote You wrote You wrote You wrote You wrote hello world

You wrote You wrote You wrote You wrote You wrote You wrote You wrote You wrote hello world

asdasd

calc 1+2

calc 1+2

1+2 = 3

calc 1+

calc 1+

Sorry, I can't calculate 1+

calc 1+2

1+2 = 3

calc 1+

1+ = sorry, can't calculate this

da

calc 123

calc 1+2

calc 1+2

calc 1+2

calc 1+2

calc 1+2

calc 1+3

calc 1+2

calc 1+3

1+3 = 4

calc a+2

a+2 = illegal exprssion

calc a++

a++ = illegal exprssion

calc 1++

1++ = sorry, can't calculate this

calc 10+15*3 - (14560/2)

10+15*3 - (14560/2) = -7225

calc 10+15*3 - ( 14560/ 2)

10+15*3 - ( 14560/ 2) = -7225

calc 10+15*3 - (145 60/2)

10+15*3 - (145 60/2) = sorry, can't calculate this

calc 1/0

1/0 = Infinity

calc 1.2/2

1.2/2 = illegal exprssion

calc 1,2/2

1,2/2 = illegal exprssion

calc 1,2/2

1,2/2 = 1

calc 1.2/2

1.2/2 = 0.6

calc 1+2

a

a

1+2

a = illegal exprssion

a = illegal exprssion

calc 1+2\na

1+2\na = illegal exprssion

calc 1+2/na

1+2/na = illegal exprssion

calc 1+2\n

1+2\n = illegal exprssion

calc 1+2

+3

+3

1+2

+3 = 6

+3 = 6