infile=open('/content/drive/MyDrive/data/Kokugo.txt')
for line in infile:
  print(line)

infile.close()


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infile=open('/content/drive/MyDrive/data/Kokugo.txt')
ninzuu=0
for line in infile:
  print(line, end='')
  ninzuu=ninzuu+1

infile.close()
print()
print(ninzuu)


----------------------------------------------------
infile=open('/content/drive/MyDrive/data/Kokugo.txt')
goukei=0
for line in infile:
  print(line, end='')
  goukei=goukei+int(line)

infile.close()
print()
print(goukei)


-------------------------------------------------------
infile=open('/content/drive/MyDrive/data/Kokugo.txt')
ninzuu=0
goukei=0
for line in infile:
  print(line, end='')
  ninzuu+=1
  goukei+=int(line)

infile.close()
print()
print('ninzuu = ',ninzuu)
print('goukei = ',goukei)
print('heikin = ',goukei/ninzuu)


----------------------------------------------------
import statistics

infile=open('/content/drive/MyDrive/data/Kokugo.txt')
tokuten_hyou = infile.readlines()
infile.close()

tokuten=[int(moji) for moji in tokuten_hyou]

print(tokuten)
print(len(tokuten))
print(sum(tokuten))
print(statistics.mean(tokuten))
print(statistics.stdev(tokuten))