Initial data commit

Task/Conditional-structures/BASIC/conditional-structures-1.basic

@@ -0,0 +1,7 @@
+10 LET A%=1: REM A HAS A VALUE OF TRUE
+20 IF A% THEN PRINT "A IS TRUE"
+30 WE CAN OF COURSE USE EXPRESSIONS
+40 IF A%<>0 THEN PRINT "A IS TRUE"
+50 IF NOT(A%) THEN PRINT "A IS FALSE"
+60 REM SOME VERSIONS OF BASIC PROVIDE AN ELSE KEYWORD
+70 IF A% THEN PRINT "A IS TRUE" ELSE PRINT "A IS FALSE"

Task/Conditional-structures/BASIC/conditional-structures-2.basic

@@ -0,0 +1,2 @@
+IF x = 0 THEN doSomething
+IF x < 0 THEN doSomething ELSE doOtherThing

Task/Conditional-structures/BASIC/conditional-structures-3.basic

@@ -0,0 +1,7 @@
+IF x > 0 AND x < 10 THEN
+   'do stuff
+ELSE IF x = 0 THEN
+   'do other stuff
+ELSE
+   'do more stuff
+END IF

Task/Conditional-structures/BASIC/conditional-structures-4.basic

@@ -0,0 +1,5 @@
+IF aNumber THEN
+   'the number is not 0
+ELSE
+   'the number is 0
+END IF

Task/Conditional-structures/BASIC/conditional-structures-5.basic

@@ -0,0 +1,12 @@
+SELECT CASE expression
+CASE 1
+   'do stuff
+CASE 2, 3
+   'do other stuff
+CASE 3.1 TO 9.9
+   'do this
+CASE IS >= 10
+   'do that
+CASE ELSE
+   'default case
+END SELECT

Task/Conditional-structures/BASIC/conditional-structures-6.basic

@@ -0,0 +1,9 @@
+10 INPUT "Enter 1,2 or 3: ";v
+20 GOTO v * 100
+99 STOP
+100 PRINT "Apple"
+110 STOP
+200 PRINT "Banana"
+210 STOP
+300 PRINT "Cherry"
+310 STOP

Task/Conditional-structures/BASIC/conditional-structures-7.basic

@@ -0,0 +1,12 @@
+10 REM while loop
+20 L=0
+30 WHILE L<5
+40 PRINT L
+50 L=L+1
+60 WEND
+70 REM repeat loop
+80 L=1
+90 REPEAT
+100 PRINT L
+110 L=L+1
+120 UNTIL L>5