67 lines
2.9 KiB
Rexx
67 lines
2.9 KiB
Rexx
/*REXX program counts how many numbers of a set that fall in the range of each bin. */
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lims= 23 37 43 53 67 83 /* <----- 1st set of bin limits & data.*/
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data= 95 21 94 12 99 4 70 75 83 93 52 80 57 5 53 86 65 17 92 83 71 61 54 58 47,
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16 8 9 32 84 7 87 46 19 30 37 96 6 98 40 79 97 45 64 60 29 49 36 43 55
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call limits lims
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call bins data
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call show 'the 1st set of bin counts for the specified data:'
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Do 3; say''; End
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lims= 14 18 249 312 389 392 513 591 634 720 /* <-----2nd set of bin limits & data.*/
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data= 445 814 519 697 700 130 255 889 481 122 932 77 323 525 570 219 367 523 442 933,
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416 589 930 373 202 253 775 47 731 685 293 126 133 450 545 100 741 583 763 306,
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655 267 248 477 549 238 62 678 98 534 622 907 406 714 184 391 913 42 560 247,
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346 860 56 138 546 38 985 948 58 213 799 319 390 634 458 945 733 507 916 123,
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345 110 720 917 313 845 426 9 457 628 410 723 354 895 881 953 677 137 397 97,
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854 740 83 216 421 94 517 479 292 963 376 981 480 39 257 272 157 5 316 395,
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787 942 456 242 759 898 576 67 298 425 894 435 831 241 989 614 987 770 384 692,
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698 765 331 487 251 600 879 342 982 527 736 795 585 40 54 901 408 359 577 237,
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605 847 353 968 832 205 838 427 876 959 686 646 835 127 621 892 443 198 988 791,
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466 23 707 467 33 670 921 180 991 396 160 436 717 918 8 374 101 684 727 749
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call limits lims
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call bins data
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call show 'the 2nd set of bin counts for the specified data:'
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exit 0
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/*------------------------------------------------------------------------------*/
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bins:
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Parse Arg numbers
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count.=0
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Do j=1 To words(numbers)
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x=word(numbers,j)
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Do k=1 To bins-1 Until x<limit.k /* determine which bin is to be used */
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End
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count.k=count.k+1 /* increment count for this bin */
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End
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count_length=0 /* compute the length of the largest count */
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Do k=0 To bins
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count_length=max(count_length,length(count.k))
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End
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Return
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/*------------------------------------------------------------------------------*/
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limits:
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Parse Arg limlist
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limit_length=0
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bins=words(limlist)+1 /* number of bins */
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limit.=''
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Do j=1 To bins-1
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limit.j=word(limlist,j) /* lower limit of bin j */
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limit_length=max(limit_length,length(limit.j)) /* length of largest limit */
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End
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Return
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/*------------------------------------------------------------------------------*/
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show:
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Say arg(1)
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Say copies('-',51)
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ll=limit_length
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do k=1 To bins
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km1=k-1
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Select
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When k=1 Then
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range=' ' right('' ,ll) ' <' right(limit.k,ll)
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When k<bins Then
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range='>=' right(limit.km1,ll) '.. <' right(limit.k,ll)
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Otherwise
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range='>=' right(limit.km1,ll) ' ' right('' ,ll)
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End
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Say ' 'range ' count=' right(count.k,count_length)
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End
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Return
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