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Task/Bin-given-limits/REXX/bin-given-limits.rexx
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Task/Bin-given-limits/REXX/bin-given-limits.rexx
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/*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 lims lims; call bins data
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call show 'the 1st set of bin counts for the specified data:'
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say; say; say
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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 lims lims; 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 /*stick a fork in it, we're all done. */
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/*──────────────────────────────────────────────────────────────────────────────────────*/
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bins: parse arg nums; !.= 0; datum= words(nums); wc= length(datum) /*max width count.*/
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do j=1 for datum; x= word(nums, j)
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do k=0 for # /*find the bin that this number is in. */
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if x < @.k then do; !.k= !.k + 1; iterate j; end /*bump a bin count*/
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end /*k*/
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!.k= !.k + 1 /*number is > the highest bin specified*/
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end /*j*/; return
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/*──────────────────────────────────────────────────────────────────────────────────────*/
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lims: parse arg limList; #= words(limList); wb= 0 /*max width binLim*/
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do j=1 for #; _= j - 1; @._= word(limList, j); wb= max(wb, length(@._) )
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end /*j*/; return
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/*──────────────────────────────────────────────────────────────────────────────────────*/
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show: parse arg t; say center(t, 51 ); $= left('', 9) /*$: for indentation*/
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say center('', 51, "═") /*show title separator.*/
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jp= # - 1; ge= '≥'; le='<'; eq= ' count='
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do j=0 for #; jm= j - 1; bin= right(@.j, wb)
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if j==0 then say $ left('', length(ge) +3+wb+length(..) )le bin eq right(!.j, wc)
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else say $ ge right(@.jm, wb) .. le bin eq right(!.j, wc)
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if j==jp then say $ ge right(@.jp,wb) left('', 3+length(..)+wb) eq right(!.#, wc)
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end /*j*/; return
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