CROSSWORD

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Across
  1. 2. Cleanest city of India
  2. 4. Buddha gave his first sermon at
  3. 6. Famous mathematician who invented the concept of Zero
  4. 7. Chandragupta II shifted his capital to
Down
  1. 1. Author of Indika
  2. 3. Tales about Buddha's previous lives
  3. 5. Head of the Gram Panchayat