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GW-BASIC | 1980-01-01 | 512 b | 18 lines |
- 10 '******************************************
- 20 '** CIRCLE **
- 30 '** **
- 40 '** DRAWS A CIRCLE FROM CASSETTE BASIC **
- 50 '******************************************
- 60 '
- 70 CLS : KEY OFF : SCREEN 2
- 80 FOR X = -100 TO 100
- 90 Y = (10000 - X*X)^0.5 * 0.5
- 100 PSET (X+319,Y+100)
- 110 PSET (X+319,100-Y)
- 120 NEXT
- 130 FOR Y = -50 TO 50
- 140 X = (2500 - Y*Y)^0.5 * 2
- 150 PSET (319+X,100+Y)
- 160 PSET (319-X,100+Y)
- 170 NEXT
-