ICSE − Q & A

Do this program:
Input a 3 digit number from the user and print all combinations of that number

Eg: input = 123
output = 123, 132, 213, 231, 312, 321

PS: I know how to do the program, I just want to know if anyone can come up with a more efficient way of doing it. =)

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+ 1 more questions by nio456  

Guys please someone help me! I feel that I will fail in computers! Because im not at all understanding the output questions im dead!
asked by Nipun Koli (nio456) 9 years ago
2

Guys please answer this 
String s=" Rupees :"; int a=12,b=14; char c ='A', d='Z'.
1) System.out.println(s+a+b);
 2) System.out.println(a+b+s); 
3) System.out.println(s+c+d); 
4) System.out.println(c+d+s);

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+ 1 more questions by ishanuj99  

can anyone explain me calling a constructor inside another constructor...sumita arora pg 180
asked by Ishanuj Hazarika (ishanuj99) 9 years ago
0

Tell me what is constructor and method perfectly with a full program as an example.