RosettaCodeData/Task/Fibonacci-sequence/ALGOL-68/fibonacci-sequence-4.alg
Ingy döt Net db842d013d A-M baby
2013-04-10 21:29:02 -07:00

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Text

MODE YIELDINT = PROC(INT)VOID;
PROC gen fibonacci = (INT n, YIELDINT yield)VOID: (
INT even:=0, odd:=1;
yield(even);
yield(odd);
FOR i FROM odd+1 TO n DO
yield( (ODD i|odd|even) := odd + even )
OD
);
main:(
# FOR INT n IN # gen fibonacci(30, # ) DO ( #
## (INT n)VOID:(
print((" ",whole(n,0)))
# OD # ));
print(new line)
)