How to get a random number with 'weight'?

BlitzMax Forums/BlitzMax Programming/How to get a random number with 'weight'?

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H&K
 #1
a=rnd (20)
if a <= NumberRed
red
else if a<= NumberRed+NumberBlack
Black
else if a<= NumberRed+NumberBlack+NumberBlue
Blue
endif endif endif