Func$1(n)$

slarr$0$;

for ilarr$2n$ to $3n$ do

for jlarr$1$ to $n{|}_{{?}_{?}}lo{g}_2{n}_{{?}_{?}}|$ do

for klarr$2j+5$ to $2j+8$ do

slarrs$+i-j+k$;

end

end

end

return $(s)$;

$2.$

Func$2(n)$

slarr$0$;

for ilarr$1$ to $10{|}_{{?}_{?}}{n}_{{?}_{?}}^{0\mathrm{.}5}|$ do

for jlarr$1$ to $i^2$ do

slarrs$+i-j$;

end

end

return $(s)$;

$3.$

Func$3(n)$

slarr$0$;

for ilarr$1$ to $2n^4$ do

for jlarr$5i^2+1$ to $7i^2$ do

for klarr$3$ to $10$ do

slarrs$+i-j+k$;

end

end

end

return $(s)$;