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Digital root/Multiplicative digital root: Difference between revisions
Digital root/Multiplicative digital root (view source)
Revision as of 23:23, 24 October 2014
, 9 years ago→{{header|Go}}
(Added an AWK sample) |
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}</lang>
The output is similar.
=={{header|Fortran}}==
<lang Fortran>
!Implemented by Anant Dixit (Oct, 2014)
program mdr
implicit none
integer :: i, mdr, mp, n, j
character(len=*), parameter :: hfmt = '(A18)', nfmt = '(I6)'
character(len=*), parameter :: cfmt = '(A3)', rfmt = '(I3)', ffmt = '(I9)'
write(*,hfmt) 'Number MDR MP '
write(*,*) '------------------'
i = 123321
call root_pers(i,mdr,mp)
write(*,nfmt,advance='no') i
write(*,cfmt,advance='no') ' '
write(*,rfmt,advance='no') mdr
write(*,cfmt,advance='no') ' '
write(*,rfmt) mp
i = 3939
call root_pers(i,mdr,mp)
write(*,nfmt,advance='no') i
write(*,cfmt,advance='no') ' '
write(*,rfmt,advance='no') mdr
write(*,cfmt,advance='no') ' '
write(*,rfmt) mp
i = 8822
call root_pers(i,mdr,mp)
write(*,nfmt,advance='no') i
write(*,cfmt,advance='no') ' '
write(*,rfmt,advance='no') mdr
write(*,cfmt,advance='no') ' '
write(*,rfmt) mp
i = 39398
call root_pers(i,mdr,mp)
write(*,nfmt,advance='no') i
write(*,cfmt,advance='no') ' '
write(*,rfmt,advance='no') mdr
write(*,cfmt,advance='no') ' '
write(*,rfmt) mp
write(*,*)
write(*,*)
write(*,*) 'First five numbers with MDR in first column: '
write(*,*) '---------------------------------------------'
do i = 0,9
n = 0
j = 0
write(*,rfmt,advance='no') i
do
call root_pers(j,mdr,mp)
if(mdr.eq.i) then
n = n+1
if(n.eq.5) then
write(*,ffmt) j
exit
else
write(*,ffmt,advance='no') j
end if
end if
j = j+1
end do
end do
end program
subroutine root_pers(i,mdr,mp)
implicit none
integer :: N, s, a, i, mdr, mp
n = i
a = 0
if(n.lt.10) then
mdr = n
mp = 0
return
end if
do while(n.ge.10)
a = a + 1
s = 1
do while(n.gt.0)
s = s * mod(n,10)
n = int(real(n)/10.0D0)
end do
n = s
end do
mdr = s
mp = a
end subroutine
</lang>
<pre>
Number MDR MP
------------------
123321 8 3
3939 2 4
8822 0 3
39398 0 3
First five numbers with MDR in first column:
---------------------------------------------
0 0 10 20 25 30
1 1 11 111 1111 11111
2 2 12 21 26 34
3 3 13 31 113 131
4 4 14 22 27 39
5 5 15 35 51 53
6 6 16 23 28 32
7 7 17 71 117 171
8 8 18 24 29 36
9 9 19 33 91 119
</pre>
=={{header|Go}}==
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