Nanjing university of information science& technology 阿木
'draw recf 'k1' 0.2 'm1' 0.7' 'draw recf 'k2' 7.8 'm2' 8.3' endwhile
k1=-0.75 m1=-0.25 j=1
while(j<=10) j=j+1
k1=k1+0.95 m1=m1+0.95 k2=8.0-k1 m2=9.0-m1 'set line 'j' 2 6'
'draw recf 10 'k1' 10.5 'm1'' 'draw recf 0.4 'k2' 0.9 'm2'' endwhile ;
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