Engineer Student

Engineer Student:”Sir humne ek
aisi cheez banayi hai jis se hum
deewar ke us paar bhi dekh
saktehain..
.
. .
.
.
.
Sir:”Wow, fantastic, kya hai
wo.. ?? .
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Student:”Suraak h..:p :O

Teacher Shock :O
Student RoCkZzz -_^