Now math, examination. You were concentrating on writing out the correct answers to all the equations and objectives, while your deskmate, Soap, was spinning nervously, sometimes writing something on a paper and scratching the back of his head. Scorching sun outside the window also worsened the situation.

"090909... 09..." he whispered, burying his nose in the sheet. "no, not right..."

You looked at him while the deskmate's brain was melt from the number of digits that he could not solve.