MATLAB and Simulink resources for Arduino, LEGO, and Raspberry Pi

Learn moreOpportunities for recent engineering grads.

Apply TodayUsing only pennies (1), nickels (5), dimes (10), quarters (25), half dollars (50), and dollars (100), how many different combinations can be made from a given amount in cents.

Example 1:

>>change(17)

%Output will be the the number of combinations of coins to make 17 cents.

c =

6

There are 6 combinations:

17 pennies

12 pennies and 1 nickel

7 pennies and 2 nickels

2 pennies and 3 nickels

7 pennies and 1 dime

2 pennies, 1 nickel, and 1 dime.

Example 2:

>>change(100)

c =

293

41 correct solutions
17 incorrect solutions

Last solution submitted on Jul 12, 2014

2 players like this problem

2 Comments

Alfonso Nieto-Castanon
on 7 Feb 2013

and while we are at it...

Khaled Hamed
on 7 Feb 2013

well, ...

1 Comment

Alfonso Nieto-Castanon
on 7 Feb 2013

less 'redundant', more 'shorter' :)

1 player likes this solution

1 Comment

Khaled Hamed
on 6 Feb 2013

Redundant, but shorter.

2 players like this solution

1 Comment

Khaled Hamed
on 6 Feb 2013

We are getting there... :)

1 player likes this solution

1 Comment

Alfonso Nieto-Castanon
on 6 Feb 2013

nice, I did not know about combvec; those ever useful nnet functions :)

1 Comment