${c1}            eeeeeeeeeeee
         eeeeeeeeeeeeeeeee
      eeeeeeeeeeeeeeeeeeeeeee
    eeeee       ${c2}.o+       ${c1}eeee
  eeee         ${c2}`ooo/         ${c1}eeee
 eeee         ${c2}`+oooo:         ${c1}eeee
eee          ${c2}`+oooooo:          ${c1}eee
eee          ${c2}-+oooooo+:         ${c1}eee
ee         ${c2}`/:oooooooo+:         ${c1}ee
ee        ${c2}`/+   +++    +:        ${c1}ee
ee              ${c2}+o+\             ${c1}ee
eee             ${c2}+o+\            ${c1}eee
eee        ${c2}//  \\ooo/  \\\        ${c1}eee
 eee      ${c2}//++++oooo++++\\\     ${c1}eee
  eeee    ${c2}::::++oooo+:::::   ${c1}eeee
    eeeee   ${c3}Grombyang OS ${c1}  eeee
      eeeeeeeeeeeeeeeeeeeeeee
         eeeeeeeeeeeeeeeee