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Test  Status  Code Input and Output 

1  Pass 
s1 = 'Jack and Jill went up the hill';
s2 = 'Jck nd Jll wnt p th hll';
assert(isequal(s2,refcn(s1)))
s2 =
'J'
j =
2
s2 =
'Jc'
j =
3
s2 =
'Jck'
j =
4
s2 =
'Jck '
j =
5
s2 =
'Jck n'
j =
6
s2 =
'Jck nd'
j =
7
s2 =
'Jck nd '
j =
8
s2 =
'Jck nd J'
j =
9
s2 =
'Jck nd Jl'
j =
10
s2 =
'Jck nd Jll'
j =
11
s2 =
'Jck nd Jll '
j =
12
s2 =
'Jck nd Jll w'
j =
13
s2 =
'Jck nd Jll wn'
j =
14
s2 =
'Jck nd Jll wnt'
j =
15
s2 =
'Jck nd Jll wnt '
j =
16
s2 =
'Jck nd Jll wnt p'
j =
17
s2 =
'Jck nd Jll wnt p '
j =
18
s2 =
'Jck nd Jll wnt p t'
j =
19
s2 =
'Jck nd Jll wnt p th'
j =
20
s2 =
'Jck nd Jll wnt p th '
j =
21
s2 =
'Jck nd Jll wnt p th h'
j =
22
s2 =
'Jck nd Jll wnt p th hl'
j =
23
s2 =
'Jck nd Jll wnt p th hll'
j =
24

2  Pass 
s1 = 'I don''t want to work. I just want to bang on the drum all day.';
s2 = ' dn''t wnt t wrk. jst wnt t bng n th drm ll dy.';
assert(isequal(s2,refcn(s1)))
s2 =
' '
j =
2
s2 =
' d'
j =
3
s2 =
' dn'
j =
4
s2 =
' dn''
j =
5
s2 =
' dn't'
j =
6
s2 =
' dn't '
j =
7
s2 =
' dn't w'
j =
8
s2 =
' dn't wn'
j =
9
s2 =
' dn't wnt'
j =
10
s2 =
' dn't wnt '
j =
11
s2 =
' dn't wnt t'
j =
12
s2 =
' dn't wnt t '
j =
13
s2 =
' dn't wnt t w'
j =
14
s2 =
' dn't wnt t wr'
j =
15
s2 =
' dn't wnt t wrk'
j =
16
s2 =
' dn't wnt t wrk.'
j =
17
s2 =
' dn't wnt t wrk. '
j =
18
s2 =
' dn't wnt t wrk. '
j =
19
s2 =
' dn't wnt t wrk. j'
j =
20
s2 =
' dn't wnt t wrk. js'
j =
21
s2 =
' dn't wnt t wrk. jst'
j =
22
s2 =
' dn't wnt t wrk. jst '
j =
23
s2 =
' dn't wnt t wrk. jst w'
j =
24
s2 =
' dn't wnt t wrk. jst wn'
j =
25
s2 =
' dn't wnt t wrk. jst wnt'
j =
26
s2 =
' dn't wnt t wrk. jst wnt '
j =
27
s2 =
' dn't wnt t wrk. jst wnt t'
j =
28
s2 =
' dn't wnt t wrk. jst wnt t '
j =
29
s2 =
' dn't wnt t wrk. jst wnt t b'
j =
30
s2 =
' dn't wnt t wrk. jst wnt t bn'
j =
31
s2 =
' dn't wnt t wrk. jst wnt t bng'
j =
32
s2 =
' dn't wnt t wrk. jst wnt t bng '
j =
33
s2 =
' dn't wnt t wrk. jst wnt t bng n'
j =
34
s2 =
' dn't wnt t wrk. jst wnt t bng n '
j =
35
s2 =
' dn't wnt t wrk. jst wnt t bng n t'
j =
36
s2 =
' dn't wnt t wrk. jst wnt t bng n th'
j =
37
s2 =
' dn't wnt t wrk. jst wnt t bng n th '
j =
38
s2 =
' dn't wnt t wrk. jst wnt t bng n th d'
j =
39
s2 =
' dn't wnt t wrk. jst wnt t bng n th dr'
j =
40
s2 =
' dn't wnt t wrk. jst wnt t bng n th drm'
j =
41
s2 =
' dn't wnt t wrk. jst wnt t bng n th drm '
j =
42
s2 =
' dn't wnt t wrk. jst wnt t bng n th drm l'
j =
43
s2 =
' dn't wnt t wrk. jst wnt t bng n th drm ll'
j =
44
s2 =
' dn't wnt t wrk. jst wnt t bng n th drm ll '
j =
45
s2 =
' dn't wnt t wrk. jst wnt t bng n th drm ll d'
j =
46
s2 =
' dn't wnt t wrk. jst wnt t bng n th drm ll dy'
j =
47
s2 =
' dn't wnt t wrk. jst wnt t bng n th drm ll dy.'
j =
48

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