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  1.  
  2. read a
  3. b=$n
  4. sum=0
  5. c=1
  6. while [ $c -le $b ]
  7. do
  8.     read a
  9.     x=$a
  10.     c=$(($c + 1))
  11.     sum=$(($sum + $x))
  12. done
  13. result=`echo $sum $b | awk '{printf "%.3f", $1/$2 }'`
  14. echo $result
Success #stdin #stdout #stderr 0s 23336KB
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stdin
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4
1
2
9
8
stdout
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		 stderr
					

				
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./prog.sh: line 6: [: 1: unary operator expected
awk: cmd. line:1: (FILENAME=- FNR=1) fatal: division by zero attempted


    

	
			

					
			
			
			
			
			
			
			
			

			
			
			
		

	
		
		

			

			                        







			
			

				

	
					
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Bash (bash 5.0.3)

					

					

						
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7 years ago

					

					

						
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