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subroutine termf(chaine,n,type)
integer chaine(n),type
c
integer plus,minus,lparen,rparen
data plus/45/,minus/46/,lparen/41/,rparen/42/
c
l1=1
if(chaine(1).eq.plus.or.chaine(1).eq.minus) l1=l1+1
c
icount=0
03 l1=l1+1
if(l1.gt.n) goto 10
if(chaine(l1).eq.lparen) then
icount=icount+1
else if(chaine(l1).eq.rparen) then
icount=icount-1
else
if(icount.ne.0) goto 03
if(chaine(l1).eq.plus.or.chaine(l1).eq.minus) goto 20
goto 03
endif
c
10 continue
type=1
return
20 type=0
return
end
subroutine factf(chaine,n,type)
integer chaine(n),type
c
integer plus,minus,lparen,rparen,bslash
data plus/45/,minus/46/,lparen/41/,rparen/42/
data bslash/49/
c
l1=1
if(chaine(1).eq.plus.or.chaine(1).eq.minus) l1=l1+1
c
icount=0
03 l1=l1+1
if(l1.gt.n) goto 10
if(chaine(l1).eq.lparen) then
icount=icount+1
else if(chaine(l1).eq.rparen) then
icount=icount-1
else
if(icount.ne.0) goto 03
if(chaine(l1).eq.bslash) goto 20
goto 03
endif
c
10 continue
type=1
return
20 type=0
return
end
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