RosettaCodeData/Task/Playing-cards/COBOL/playing-cards.cobol
2016-12-05 22:15:40 +01:00

177 lines
5.9 KiB
COBOL

identification division.
program-id. playing-cards.
environment division.
configuration section.
repository.
function all intrinsic.
data division.
working-storage section.
77 card usage index.
01 deck.
05 cards occurs 52 times ascending key slot indexed by card.
10 slot pic 99.
10 hand pic 99.
10 suit pic 9.
10 symbol pic x(4).
10 rank pic 99.
01 filler.
05 suit-name pic x(8) occurs 4 times.
*> Unicode U+1F0Ax, Bx, Cx, Dx "f09f82a0" "82b0" "8380" "8390"
01 base-s constant as 4036985504.
01 base-h constant as 4036985520.
01 base-d constant as 4036985728.
01 base-c constant as 4036985744.
01 sym pic x(4) comp-x.
01 symx redefines sym pic x(4).
77 s pic 9.
77 r pic 99.
77 c pic 99.
77 hit pic 9.
77 limiter pic 9(6).
01 spades constant as 1.
01 hearts constant as 2.
01 diamonds constant as 3.
01 clubs constant as 4.
01 players constant as 3.
01 cards-per constant as 5.
01 deal pic 99.
01 player pic 99.
01 show-tally pic zz.
01 show-rank pic z(5).
01 arg pic 9(10).
procedure division.
cards-main.
perform seed
perform initialize-deck
perform shuffle-deck
perform deal-deck
perform display-hands
goback.
*> ********
seed.
accept arg from command-line
if arg not equal 0 then
move random(arg) to c
end-if
.
initialize-deck.
move "spades" to suit-name(spades)
move "hearts" to suit-name(hearts)
move "diamonds" to suit-name(diamonds)
move "clubs" to suit-name(clubs)
perform varying s from 1 by 1 until s > 4
after r from 1 by 1 until r > 13
compute c = (s - 1) * 13 + r
evaluate s
when spades compute sym = base-s + r
when hearts compute sym = base-h + r
when diamonds compute sym = base-d + r
when clubs compute sym = base-c + r
end-evaluate
if r > 11 then compute sym = sym + 1 end-if
move s to suit(c)
move r to rank(c)
move symx to symbol(c)
move zero to slot(c)
move zero to hand(c)
end-perform
.
shuffle-deck.
move zero to limiter
perform until exit
compute c = random() * 52.0 + 1.0
move zero to hit
perform varying tally from 1 by 1 until tally > 52
if slot(tally) equal c then
move 1 to hit
exit perform
end-if
if slot(tally) equal 0 then
if tally < 52 then move 1 to hit end-if
move c to slot(tally)
exit perform
end-if
end-perform
if hit equal zero then exit perform end-if
if limiter > 999999 then
display "too many shuffles, deck invalid" upon syserr
exit perform
end-if
add 1 to limiter
end-perform
sort cards ascending key slot
.
display-card.
>>IF ENGLISH IS DEFINED
move rank(tally) to show-rank
evaluate rank(tally)
when 1 display " ace" with no advancing
when 2 thru 10 display show-rank with no advancing
when 11 display " jack" with no advancing
when 12 display "queen" with no advancing
when 13 display " king" with no advancing
end-evaluate
display " of " suit-name(suit(tally)) with no advancing
>>ELSE
display symbol(tally) with no advancing
>>END-IF
.
display-deck.
perform varying tally from 1 by 1 until tally > 52
move tally to show-tally
display "Card: " show-tally
" currently in hand " hand(tally)
" is " with no advancing
perform display-card
display space
end-perform
.
display-hands.
perform varying player from 1 by 1 until player > players
move player to tally
display "Player " player ": " with no advancing
perform varying deal from 1 by 1 until deal > cards-per
perform display-card
add players to tally
end-perform
display space
end-perform
display "Stock: " with no advancing
subtract players from tally
add 1 to tally
perform varying tally from tally by 1 until tally > 52
perform display-card
>>IF ENGLISH IS DEFINED
display space
>>END-IF
end-perform
display space
.
deal-deck.
display "Dealing " cards-per " cards to " players " players"
move 1 to tally
perform varying deal from 1 by 1 until deal > cards-per
after player from 1 by 1 until player > players
move player to hand(tally)
add 1 to tally
end-perform
.
end program playing-cards.