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Data update

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Ingy döt Net 2023-12-16 21:33:55 -08:00
parent 35bcdeebf8
commit 74c69a0df6
2427 changed files with 31826 additions and 3468 deletions
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57
Task/Align-columns/XPL0/align-columns.xpl0 Normal file
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string 0;
def LF=$0A, CR=$0D;
def Left, Right, Center;
proc AlignCols(S); \Display string S with its columns aligned
char S, C, Field(80), ColWidth(80);
int I, J, N, Just;
proc Justify;
int T;
proc SpOut(M); \Output M space characters
int M, K;
for K:= 0 to M-1 do ChOut(0, ^ );
proc FieldOut; \Output Field of N characters
int K;
for K:= 0 to N-1 do ChOut(0, Field(K));
[case Just of
Left: [FieldOut(N); SpOut(ColWidth(J)-N+1)];
Right: [SpOut(ColWidth(J)-N+1); FieldOut(N)];
Center:[T:= ColWidth(J)-N+1;
SpOut(T/2); FieldOut(N); SpOut(T/2 + rem(0))]
other [];
];
[\Get width (in characters) of each column
for J:= 0 to 80-1 do ColWidth(J):= 0;
I:= 0; J:= 0; N:= 0;
loop [repeat C:= S(I); I:= I+1 until C # CR;
if N > ColWidth(J) then ColWidth(J):= N;
case C of
0: quit;
^$: [N:= 0; J:= J+1];
LF: [N:= 0; J:= J+1; J:= 0]
other N:= N+1;
];
for Just:= Left to Center do
[I:= 0; J:= 0; N:= 0;
loop [repeat C:= S(I); I:= I+1 until C # CR;
case C of
0: [Justify(Just); CrLf(0); quit];
^$: [Justify(Just); N:= 0; J:= J+1];
LF: [Justify(Just); CrLf(0); N:= 0; J:= 0]
other [Field(N):= C; N:= N+1];
];
CrLf(0);
];
];
AlignCols("Given$a$text$file$of$many$lines,$where$fields$within$a$line$
are$delineated$by$a$single$'dollar'$character,$write$a$program
that$aligns$each$column$of$fields$by$ensuring$that$words$in$each$
column$are$separated$by$at$least$one$space.
Further,$allow$for$each$word$in$a$column$to$be$either$left$
justified,$right$justified,$or$center$justified$within$its$column.")