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  1. import sys
  2.  
  3. dna=sys.stdin.read().strip().replace(" ", "")
  4. c= dna.count("C")
  5. g= dna.count("G")
  6. gc= c+g
  7. totalbp= len(dna)
  8. gc_content= (gc/totalbp)*100
  9. print(gc_content)
  10.  
Success #stdin #stdout 0.1s 14164KB
stdin
Standard input is empty
stdout
49.23245614035088