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5仿真币
to setup$ ~! ]. d3 I7 [8 p+ v; _/ b
clear-all
9 g7 v8 y5 @6 ?9 y. n. V5 S crt 57 w, C4 X4 m7 r# ?- T/ |, {
absolute-value 10 1 Z4 \. S1 D$ u, Y. k+ h) ]/ r3 U
end% G4 W2 N# W+ l8 g
to-report absolute-value [ number ]
- p( c- y8 \. S5 \4 f5 i4 g; @3 B ifelse number >= 0 [report number] [report (- number)]( g- B* L, Q- R+ u9 V
end+ Q* R7 o$ J: x, t% `: C4 H: C2 U
check时出错 |
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