Cody

Problem 9. Who Has the Most Change?

Solution 182632

Submitted on 28 Dec 2012
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Test Suite

Test Status Code Input and Output
1   Pass
%% a = [1 2 1 15]; b = 1; assert(isequal(most_change(a),b))

a = 2 2 2 2 ans = 8

2   Fail
%% a = [ 1 2 1 15; 0 8 5 9]; b = 2; assert(isequal(most_change(a),b))

Error: Output argument "b" (and maybe others) not assigned during call to "/users/msssystem15/most_change.m>most_change".

3   Pass
%% a = [ 1 22 1 15; 12 3 13 7; 10 8 23 99]; b = 3; assert(isequal(most_change(a),b))

a = 4 4 4 4 12 3 13 7 10 8 23 99 a = 4.0000 4.0000 4.0000 4.0000 4.6500 4.6500 4.6500 4.6500 10.0000 8.0000 23.0000 99.0000 a = 4.0000 4.0000 4.0000 4.0000 4.6500 4.6500 4.6500 4.6500 14.3500 14.3500 14.3500 14.3500 ans = 16.0000 18.6000 57.4000

4   Fail
%% a = [ 1 0 0 0; 0 0 0 24]; b = 1; assert(isequal(most_change(a),b))

Error: Assertion failed.

5   Fail
%% a = [ 0 1 2 1; 0 2 1 1]; c = 1; assert(isequal(most_change(a),c))

Error: Assertion failed.

6   Fail
%% % There is a lot of confusion about this problem. Watch this. a = [0 1 0 0; 0 0 1 0]; c = 2; assert(isequal(most_change(a),c)) % Now go back and read the problem description carefully.

Error: Output argument "b" (and maybe others) not assigned during call to "/users/msssystem15/most_change.m>most_change".

7   Pass
%% a = [ 2 1 1 1; 1 2 1 1; 1 1 2 1; 1 1 1 2; 4 0 0 0]; c = 5; assert(isequal(most_change(a),c))

a = 0.7500 0.7500 0.7500 0.7500 1.0000 2.0000 1.0000 1.0000 1.0000 1.0000 2.0000 1.0000 1.0000 1.0000 1.0000 2.0000 4.0000 0 0 0 a = 0.7500 0.7500 0.7500 0.7500 0.6000 0.6000 0.6000 0.6000 1.0000 1.0000 2.0000 1.0000 1.0000 1.0000 1.0000 2.0000 4.0000 0 0 0 a = 0.7500 0.7500 0.7500 0.7500 0.6000 0.6000 0.6000 0.6000 0.5500 0.5500 0.5500 0.5500 1.0000 1.0000 1.0000 2.0000 4.0000 0 0 0 a = 0.7500 0.7500 0.7500 0.7500 0.6000 0.6000 0.6000 0.6000 0.5500 0.5500 0.5500 0.5500 0.6000 0.6000 0.6000 0.6000 4.0000 0 0 0 a = 0.7500 0.7500 0.7500 0.7500 0.6000 0.6000 0.6000 0.6000 0.5500 0.5500 0.5500 0.5500 0.6000 0.6000 0.6000 0.6000 1.0000 1.0000 1.0000 1.0000 ans = 3.0000 2.4000 2.2000 2.4000 4.0000