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Solution 234191

Submitted on 23 Apr 2013 by Muthu Annamalai

Correct

20Size
Leading solution size is 20.
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Test Suite

Test
Code Input and Output
1
Pass
 
%%
user_solution = fileread('convpower.m');
assert(isempty(strfind(user_solution,'regexp')));
assert(isempty(strfind(user_solution,'2str')));
assert(isempty(strfind(user_solution,'str2')));
assert(isempty(strfind(user_solution,'interp')));

                    
2
Pass
 
%%
x = [1 2 3];
n = 0;
y_correct = 1;
assert(isequal(convpower(x,n),y_correct))
ans =
     1
3
Pass
 
%%
x = [3 8 1 2 3];
n = 1;
y_correct = [3 8 1 2 3];
assert(isequal(convpower(x,n),y_correct))
ans =
     1
ans =
     3     8     1     2     3
4
Pass
 
%%
x = [3 8 1 2 3];
n = 3;
y_correct = [27   216   603   710   570   876   763   354   390   260    63    54    27];
assert(isequal(convpower(x,n),y_correct))
ans =
     1
ans =
     3     8     1     2     3
ans =
     9    48    70    28    51    52    10    12     9
ans =
    27   216   603   710   570   876   763   354   390   260    63    54    27
5
Pass
 
%%
x = [1 3 2];
n = 2;
y_correct = [ 1     6    13    12     4];
assert(isequal(convpower(x,n),y_correct))
ans =
     1
ans =
     1     3     2
ans =
     1     6    13    12     4
6
Pass
 
%%
x = [1 1];
n = 10;
y_correct = [ 1    10    45   120   210   252   210   120    45    10     1]
assert(isequal(convpower(x,n),y_correct))
y_correct =
     1    10    45   120   210   252   210   120    45    10     1
ans =
     1
ans =
     1     1
ans =
     1     2     1
ans =
     1     3     3     1
ans =
     1     4     6     4     1
ans =
     1     5    10    10     5     1
ans =
     1     6    15    20    15     6     1
ans =
     1     7    21    35    35    21     7     1
ans =
     1     8    28    56    70    56    28     8     1
ans =
     1     9    36    84   126   126    84    36     9     1
ans =
     1    10    45   120   210   252   210   120    45    10     1
7
Pass
 
%%
x = [1 5 2];
n = 7;
y_correct = [1          35         539        4795       27209      102725      261905      451225      523810      410900      217672 76720       17248        2240         128]
assert(isequal(convpower(x,n),y_correct))
y_correct =
  Columns 1 through 8
           1          35         539        4795       27209      102725      261905      451225
  Columns 9 through 15
      523810      410900      217672       76720       17248        2240         128
ans =
     1
ans =
     1     5     2
ans =
     1    10    29    20     4
ans =
     1    15    81   185   162    60     8
ans =
  Columns 1 through 8
           1          20         158         620        1249        1240         632         160
  Column 9
          16
ans =
  Columns 1 through 8
           1          25         260        1450        4665        8725        9330        5800
  Columns 9 through 11
        2080         400          32
ans =
  Columns 1 through 8
           1          30         387        2800       12435       34950       62285       69900
  Columns 9 through 13
       49740       22400        6192         960          64
ans =
  Columns 1 through 8
           1          35         539        4795       27209      102725      261905      451225
  Columns 9 through 15
      523810      410900      217672       76720       17248        2240         128