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5仿真币
to setup( m) `7 T1 h9 R# k- k' u4 ~' X
clear-all
, Q4 r, U- `# x' U crt 5
! L3 Q0 g: S0 ]# [: ^1 y7 [; M absolute-value 10
# D5 @. ^3 |' E( R+ _" m0 l, B) ~end4 f! `" D$ A3 K# t0 K
to-report absolute-value [ number ]! z, L2 r2 \+ J) p9 s8 H
ifelse number >= 0 [report number] [report (- number)]' q; a# O' C8 _! n4 M+ v
end
9 d+ i" h8 c; N* B& W7 x+ Y' ycheck时出错 |
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