1! 2! CalculiX - A 3-dimensional finite element program 3! Copyright (C) 1998-2021 Guido Dhondt 4! 5! This program is free software; you can redistribute it and/or 6! modify it under the terms of the GNU General Public License as 7! published by the Free Software Foundation(version 2); 8! 9! 10! This program is distributed in the hope that it will be useful, 11! but WITHOUT ANY WARRANTY; without even the implied warranty of 12! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13! GNU General Public License for more details. 14! 15! You should have received a copy of the GNU General Public License 16! along with this program; if not, write to the Free Software 17! Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 18! 19! 20! identifies the position id of px in an ordered array 21! x of characters*80; 22! 23! id is such that x(id).le.px and x(id+1).gt.px 24! 25 subroutine cident80(x,px,n,id) 26 implicit none 27 character*80 x,px 28 integer n,id,n2,m 29 dimension x(n) 30 id=0 31 if(n.eq.0) return 32 n2=n+1 33 do 34 m=(n2+id)/2 35 if(px.ge.x(m)) then 36 id=m 37 else 38 n2=m 39 endif 40 if((n2-id).eq.1) return 41 enddo 42 end 43