Programming: using the Random class generates between 5 ~ 30 1 (including Random integers, 1 and 30) and find out the maximum and minimum value and average value of output,

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 Random r=new Random (); 
Int [] arr=new int [5]. 
For (int I=0; i<5; I++) {
Arr=[I] r.n extInt (31). 
System. The out. Println (arr [I]); 
} 
Int Max=arr [0]; 
For (int j=0; JIf (Max & lt; Arr [j]) {
Max=arr [j]; 
} 
} 
System. The out. Println (Max); 
Int min=arr [0]; 
For (int j=0; JIf (min & gt; Arr [j]) {
Min=arr [j]; 
} 
} 
System. The out. Println (min); 

int sum=0; 
For (int k=0; KThe sum +=arr [k]. 
} 
Double d=sum/arr. Length; 
BigDecimal b=new BigDecimal (sum); 
C=new BigDecimal BigDecimal (arr. Length); 
System. The out. Println (d); 
System. The out. Println (b.d ivide (c, 4, BigDecimal. ROUND_HALF_UP). DoubleValue ()); 
System.out.println(sum); 
System. The out. Println (arr. Length);