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- // Program 4.1
-
- USE Turtle
-
- graphicscreen(0)
- ht
-
- PRINT AT 6,10: "Triangle ......... 3"
- PRINT AT 8,10: "Square ........... 4"
- PRINT AT 10,10: "Pentagon ......... 5"
- PRINT AT 12,10: "Hexagon .......... 6"
-
- INPUT AT 16,10: "Select figure: ": choice
-
- PAGE
- IF choice=3 THEN // Triangle
- LOOP 3 TIMES
- forward(50)
- right(120)
- ENDLOOP
- ELIF choice=4 THEN // Square
- LOOP 4 TIMES
- forward(50)
- right(90)
- ENDLOOP
- ELIF choice=5 THEN // Pentagon
- LOOP 5 TIMES
- forward(50)
- right(72)
- ENDLOOP
- ELIF choice=6 THEN // Hexagon
- LOOP 6 TIMES
- forward(50)
- right(60)
- ENDLOOP
- ELSE
- PRINT AT 12,10: "I don't know that figure!"
- ENDIF
-
- WAIT 4
-
- textscreen
-