documentclass{article}
usepackage{stackengine,xcolor,lipsum}
letsvitemitem
newcommanddifbox[1]{stackengine{0pt}{color{gray!30}rule{5ex}{1.15ex}}{%
    color{cyan!60!black}$mkern1mumakeballs{#1}$}{O}{c}{F}{F}{L}}
defmakeballs#1{ifnum#1>0relax{bullet}%
  expandaftermakeballsthenumexpr#1-1relaxfi}
newenvironment{benumerate}
{renewcommanditem[1][1]{defdifficulty{##1}svitem}%
  deflabelenumi{smash{stackunder[1pt]{color{cyan!60!black}%
  bfseriessffamilytheenumi}{difbox{difficulty}}}}%
  enumerate}{endenumerate}
begin{document}
begin{benumerate}
setcounter{enumi}{32}
item[2] lipsum[4]
item[3] lipsum[4]
item[4] lipsum[3]
end{benumerate}
end{document}

documentclass{article}
usepackage[most]{tcolorbox}
usepackage{lipsum}

newtcolorbox[auto counter]{problem}[2][]{%
   breakable,
    blankest,
    enhanced,
    attach boxed title to top left={yshift=-tcboxedtitleheight},
    left=tcboxedtitlewidth+1mm,
    top=0pt,
    colback=white,
    fonttitle=bfseriessffamily,
    coltitle={cyan!60!black},
    colbacktitle=white,
    colframe=white,
    title=thetcbcounter,
    overlay unbroken and first={node[fill=gray!30, inner sep=1pt, minimum width=tcboxedtitlewidth, outer sep=0pt, text=cyan!60!black, anchor=north] at (title.south) {foreach i in {1,...,#2}{if#2gt1{,}fi$bullet$}}; }, #1}

begin{document}

lipsum[1]

begin{problem}{1}
lipsum[2]
end{problem}

begin{problem}{4}
lipsum[3]
end{problem}

begin{problem}{2}
lipsum[4]
end{problem}

end{document}