corinne@corinne-UX430UA:~/quetes/shell/planets$ tree
.
├── fictional
│   ├── arrakis.jpeg
│   ├── coruscant.jpeg
│   └── cybertron.jpeg
├── inhabited
│   ├── earth.jpeg
│   ├── mars.jpeg
│   ├── mercury.jpeg
│   └── venus.jpeg
└── real
    ├── gas-giants
    │   ├── jupiter.jpeg
    │   ├── neptune.jpeg
    │   ├── saturn.jpeg
    │   └── uranus.jpeg
    └── telluric
        ├── earth.jpeg
        ├── mars.jpeg
        ├── mercury.jpeg
        └── venus.jpeg

d planets
  367  ls
  368  mkdir real fictionnal inhabited
  369  ls
  370  mv fictionnal fictional
  371  ls
  372  cd real
  373  mkdir telluric gas-giants dwarf-planets
  374  ls
  375  cd ..
  376  ls
  377  mv earth.jpeg jupiter.jpeg neptune.jpeg saturn.jpeg mars.jpeg pluto.jpeg uranus.jpeg mercury.jpeg venus.jpeg real/
  378  ls
  379  cd real
  380  ls
  381  mv mercury.jpeg venus.jpeg earth.jpeg mars telluric/
  382  mv mars.jpeg telluric/
  383  cd telluric/
  384  ls
  385  cd ..
  386  mv jupiter.jpeg saturn.jpeg uranus.jpeg neptune.jpeg gas-giants/
  387  cd gas-giants/
  388  ls
  389  cd..
  390  cd ..
  391  mv pluto.jpeg dwarf-planets/
  392  cd ..
  393  ls
  394  mv arrakis.jpeg coruscant.jpeg cybertron.jpeg fictional/
  395  cd fictional/
  396  ls
  397  cd ..
  398  ls
  399  cd pln
  400  cd planets/
  401  ls
  402  cd inhabited/
  403  ls
  404  cd ..
  405  cd real/
  406  ls
  407  cd gas-giants/
  408  ls
  409  de ..
  410  cd ..
  411  ls
  412  cd telluric/
  413  ls
  414  mv earth.jpeg mars.jpeg mercury.jpeg venus.jpeg planets/inhabited
  415  cd ..
  416  cd real/
  417  ls
  418  cd telluric/
  419  ls
  420  cp /home/corinne/quetes/shell/planets/real/telluric/ /home/corinne/quetes/shell/planets/inhabited/
  421  cd ..
  422  ls
  423  cd inhabited/
  424*
  425  cp -r /home/corinne/quetes/shell/planets/real/telluric/ /home/corinne/quetes/shell/planets/inhabited/
  426  ls
  427  cd telluric/
  428  ls
  429  mv earth.jpeg mars.jpeg mercury.jpeg venus.jpeg /home/corinne/quetes/shell/planets/inhabited/
  430  cd ..
  431  ls
  432  rm -r telluric/
  433  ls
  434  cd ..
  435  ls
  436  cd real/
  437  ls
  438  rm -r dwarf-planets/
  439  ls
  440  tree
  441  cd ..