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- arquivo=open('vitor.pgm','r')
- linha=''
- l1 = arquivo.readline()
- l2 = arquivo.readline()
- l3 = arquivo.readline()
- for i in arquivo:
- i = i.split(' ')
- for a in i:
- if(a=='\n'):
- linha+= f' {a}'
- else:
- a=int(a)
- b=255-a
- b=str(b)
- linha+= f' {b}'
- print(linha)
- arquivo.close()
- arquivo2 = open('vitor17.pgm','w')
- arquivo2.write(l1)
- arquivo2.write(l2)
- arquivo2.write(l3)
- arquivo2.writelines(linha)
- arquivo2.close()
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