public class Random {
private final static java.util.Random RNG = new java.util.Random();
private Random(){super();}
public static boolean coinFlip(){
return RNG.nextFloat() > 0.5;
}
public static float nextFloat(){
return RNG.nextFloat();
}
public static int nextInt(final int max){
return RNG.nextInt(max);
}
public static int between(final int min, final int max){
return RNG.nextInt(max-min)+min;
}
public static float between(final float min, final float max){
return min+RNG.nextFloat()*(max-min);
}
}
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