File KREIS.FT (FORTRAN source file)

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	READ(1,100) IR
100	FORMAT('RADIUS: ',I4)
	IX=IFIX(FLOAT(IR)*SIN(FLOAT(0)/180.*3.14159))+511
	IY=IFIX(FLOAT(IR)*COS(FLOAT(0)/180.*3.14159))+511
	CALL PLOTX(IX,IY,1)
	DO 5 I=1,20
5	CALL PPP
	CALL PENDN
	CALL PPP
	DO 10 I=1,360
	IX=IFIX(FLOAT(IR)*SIN(FLOAT(I)/180.*3.14159))+511
	IY=IFIX(FLOAT(IR)*COS(FLOAT(I)/180.*3.14159))+511
	CALL PLOTX(IX,IY,0)
	CALL PPP
10	CONTINUE
	DO 25 I=1,10
25	CALL PPP
	CALL PLOTX(1,1,1)
	DO 15 I=1,20
15	CALL PPP
	CALL EXIT
	END

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