Removed `noindent' marks between paragraphs.

paper/paper.tex

@@ -57,7 +57,7 @@ Auditing answers written on paper generates a lot of work. Teachers often spend
 time deciphering various student's handwritings and drawings. After that, they
 have to add up the obtained points for each question to determine a grade, which
 is sensitive for human errors. 
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+
 Besides auditing, creating an exam is one of the other time consuming tasks.
 Since there is no official standard for the format of an exam, teachers create
 exams in their own distinctive manner. For example, an enthousiastic biology
@@ -72,7 +72,7 @@ exam from the same teacher. However, these old exams are often the same as the
 current exams, so the students could get high grades without actually
 understanding the meaning of the questions. They just write down the answers
 given by other students (who have already made the exam before).
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+
 As a result, students often have to wait a long time for their grades. In
 today's world of technology, we'd expect that computers would help us conquer
 the shortcomings of primitive methods.