check50

cs50/problems/2021/x/filter/more

:) helpers.c exists

Log
checking that helpers.c exists...

:) filter compiles

Log
running clang testing.c helpers.c -o testing -std=c11 -ggdb -lm...

:) grayscale correctly filters single pixel with whole number average

Log
testing with pixel (20, 40, 90)
running ./testing 0 0...
checking for output "50 50 50\n"...

:) grayscale correctly filters single pixel without whole number average

Log
testing with pixel (27, 28, 28)
running ./testing 0 1...
checking for output "28 28 28\n"...

:) grayscale leaves alone pixels that are already gray

Log
testing with pixel (50, 50, 50)
running ./testing 0 2...
checking for output "50 50 50\n"...

:) grayscale correctly filters simple 3x3 image

Log
testing with sample 3x3 image
first row: (255, 0, 0), (255, 0, 0), (255, 0, 0)
second row: (0, 255, 0), (0, 255, 0), (0, 0, 255)
third row: (0, 0, 255), (0, 0, 255), (0, 0, 255)
running ./testing 0 3...
checking for output "85 85 85\n85 85 85\n85 85 85\n85 85 85\n85 85 85\n85 85 85\n85 85 85\n85 85 85\n85 85 85\n"...

:) grayscale correctly filters more complex 3x3 image

Log
testing with sample 3x3 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160)
third row: (200, 210, 220), (220, 230, 240), (240, 250, 255)
running ./testing 0 4...
checking for output "20 20 20\n50 50 50\n80 80 80\n127 127 127\n137 137 137\n147 147 147\n210 210 210\n230 230 230\n248 248 248\n"...

:) grayscale correctly filters 4x4 image

Log
testing with sample 4x4 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90), (100, 110, 120)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160), (140, 160, 170)
third row: (195, 204, 213), (205, 214, 223), (225, 234, 243), (245, 254, 253)
fourth row: (50, 28, 90), (0, 0, 0), (255, 255, 255), (85, 85, 85)
running ./testing 0 5...
checking for output "20 20 20\n50 50 50\n80 80 80\n110 110 110\n127 127 127\n137 137 137\n147 147 147\n157 157 157\n204 204 204\n214 214 214\n234 234 234\n251 251 251\n56 56 56\n0 0 0\n255 255 255\n85 85 85\n"...

:) reflect correctly filters 1x2 image

Log
testing with sample 1x2 image
first row: (255, 0, 0), (0, 0, 255)
running ./testing 2 0...
checking for output "0 0 255\n255 0 0\n"...

:) reflect correctly filters 1x3 image

Log
testing with sample 1x3 image
first row: (255, 0, 0), (0, 255, 0), (0, 0, 255)
running ./testing 2 1...
checking for output "0 0 255\n0 255 0\n255 0 0\n"...

:) reflect correctly filters image that is its own mirror image

Log
testing with sample 3x3 image
first row: (255, 0, 0), (255, 0, 0), (255, 0, 0)
second row: (0, 255, 0), (0, 255, 0), (0, 0, 255)
third row: (0, 0, 255), (0, 0, 255), (0, 0, 255)
running ./testing 2 2...
checking for output "255 0 0\n255 0 0\n255 0 0\n0 255 0\n0 255 0\n0 255 0\n0 0 255\n0 0 255\n0 0 255\n"...

:) reflect correctly filters 3x3 image

Log
testing with sample 3x3 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160)
third row: (200, 210, 220), (220, 230, 240), (240, 250, 255)
running ./testing 2 3...
checking for output "70 80 90\n40 50 60\n10 20 30\n130 150 160\n120 140 150\n110 130 140\n240 250 255\n220 230 240\n200 210 220\n"...

:) reflect correctly filters 4x4 image

Log
testing with sample 4x4 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90), (100, 110, 120)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160), (140, 160, 170)
third row: (195, 204, 213), (205, 214, 223), (225, 234, 243), (245, 254, 253)
fourth row: (50, 28, 90), (0, 0, 0), (255, 255, 255), (85, 85, 85)
running ./testing 2 4...
checking for output "100 110 120\n70 80 90\n40 50 60\n10 20 30\n140 160 170\n130 150 160\n120 140 150\n110 130 140\n245 254 253\n225 234 243\n205 214 223\n195 204 213\n85 85 85\n255 255 255\n0 0 0\n50 28 90\n"...

:( blur correctly filters middle pixel

Cause
Did not find "127 140 149\n" in ""

Log
testing with sample 3x3 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160)
third row: (200, 210, 220), (220, 230, 240), (240, 250, 255)
running ./testing 3 0...
checking for output "127 140 149\n"...

Could not find the following in the output:
127 140 149
Actual Output:

:( blur correctly filters pixel on edge

Cause
Did not find "80 95 105\n" in ""

Log
testing with sample 3x3 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160)
third row: (200, 210, 220), (220, 230, 240), (240, 250, 255)
running ./testing 3 1...
checking for output "80 95 105\n"...

Could not find the following in the output:
80 95 105
Actual Output:

:( blur correctly filters pixel in corner

Cause
Did not find "70 85 95\n" in ""

Log
testing with sample 3x3 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160)
third row: (200, 210, 220), (220, 230, 240), (240, 250, 255)
running ./testing 3 2...
checking for output "70 85 95\n"...

Could not find the following in the output:
70 85 95
Actual Output:

:( blur correctly filters 3x3 image

Cause
Did not find "70 85 95\n80 9..." in ""

Log
testing with sample 3x3 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160)
third row: (200, 210, 220), (220, 230, 240), (240, 250, 255)
running ./testing 3 3...
checking for output "70 85 95\n80 95 105\n90 105 115\n117 130 140\n127 140 149\n137 150 159\n163 178 188\n170 185 194\n178 193 201\n"...

Could not find the following in the output:
70 85 95
80 95 105
90 105 115
117 130 140
127 140 149
137 150 159
163 178 188
170 185 194
178 193 201
Actual Output:

:( blur correctly filters 4x4 image

Cause
Did not find "70 85 95\n80 9..." in ""

Log
testing with sample 4x4 image
first row: (10, 20, 30), (40, 50, 60), (70, 80, 90), (100, 110, 120)
second row: (110, 130, 140), (120, 140, 150), (130, 150, 160), (140, 160, 170)
third row: (195, 204, 213), (205, 214, 223), (225, 234, 243), (245, 254, 253)
fourth row: (50, 28, 90), (0, 0, 0), (255, 255, 255), (85, 85, 85)
running ./testing 3 4...
checking for output "70 85 95\n80 95 105\n100 115 125\n110 125 135\n113 126 136\n123 136 145\n142 155 163\n152 165 173\n113 119 136\n143 151 164\n156 166 171\n180 190 194\n113 112 132\n155 156 171\n169 174 177\n203 207 209\n"...

Could not find the following in the output:
70 85 95
80 95 105
100 115 125
110 125 135
113 126 136
123 136 145
142 155 163
152 165 173
113 119 136
143 151 164
156 166 171
180 190 194
113 112 132
155 156 171
169 174 177
203 207 209
Actual Output:

:( edges correctly filters middle pixel

Cause
expected "210 150 60\n", not "30 29 48\n"

Log
testing with sample 3x3 image
first row: (0, 10, 25), (0, 10, 30), (40, 60, 80)
second row: (20, 30, 90), (30, 40, 100), (80, 70, 90)
third row: (20, 20, 40), (30, 10, 30), (50, 40, 10)
running ./testing 4 0...
checking for output "210 150 60\n"...

Expected Output:
210 150 60
Actual Output:
30 29 48

:( edges correctly filters pixel on edge

Cause
expected "213 228 255\n", not "12 20 40\n"

Log
testing with sample 3x3 image
first row: (0, 10, 25), (0, 10, 30), (40, 60, 80)
second row: (20, 30, 90), (30, 40, 100), (80, 70, 90)
third row: (20, 20, 40), (30, 10, 30), (50, 40, 10)
running ./testing 4 1...
checking for output "213 228 255\n"...

Expected Output:
213 228 255
Actual Output:
12 20 40

:( edges correctly filters pixel in corner

Cause
expected "76 117 255\n", not "0 10 25\n"

Log
testing with sample 3x3 image
first row: (0, 10, 25), (0, 10, 30), (40, 60, 80)
second row: (20, 30, 90), (30, 40, 100), (80, 70, 90)
third row: (20, 20, 40), (30, 10, 30), (50, 40, 10)
running ./testing 4 2...
checking for output "76 117 255\n"...

Expected Output:
76 117 255
Actual Output:
0 10 25

:( edges correctly filters 3x3 image

Cause
expected "76 117 255\n21...", not "0 10 25\n12 20..."

Log
testing with sample 3x3 image
first row: (0, 10, 25), (0, 10, 30), (40, 60, 80)
second row: (20, 30, 90), (30, 40, 100), (80, 70, 90)
third row: (20, 20, 40), (30, 10, 30), (50, 40, 10)
running ./testing 4 3...
checking for output "76 117 255\n213 228 255\n192 190 255\n114 102 255\n210 150 60\n103 108 255\n114 117 255\n200 197 255\n210 190 255\n"...

Expected Output:
76 117 255
213 228 255
192 190 255
114 102 255
210 150 60
103 108 255
114 117 255
200 197 255
210 190 255
Actual Output:
0 10 25
12 20 40
26 30 50
14 20 50
30 29 48
32 30 40
28 25 19
33 13 24
50 40 10

:( edges correctly filters 4x4 image

Cause
expected "76 117 255\n21...", not "0 10 25\n12 20..."

Log
testing with sample 3x3 image
first row: (0, 10, 25), (0, 10, 30), (40, 60, 80), (50, 60, 80)
second row: (20, 30, 90), (30, 40, 100), (80, 70, 90), (80, 80, 90)
third row: (20, 20, 40), (30, 10, 30), (50, 40, 10), (50, 40, 100)
fourth row: (50, 20, 40), (50, 20, 40), (50, 40, 80), (50, 40, 80)
running ./testing 4 4...
checking for output "76 117 255\n213 228 255\n255 255 255\n255 255 255\n114 102 255\n210 150 60\n177 171 156\n250 247 255\n161 89 255\n126 128 181\n114 170 192\n247 220 192\n148 71 156\n133 100 121\n181 148 212\n212 170 255\n"...

Expected Output:
76 117 255
213 228 255
255 255 255
255 255 255
114 102 255
210 150 60
177 171 156
250 247 255
161 89 255
126 128 181
114 170 192
247 220 192
148 71 156
133 100 121
181 148 212
212 170 255
Actual Output:
0 10 25
12 20 40
31 35 49
31 35 52
14 20 50
30 30 48
44 38 55
33 33 56
24 17 35
38 27 44
44 34 57
35 25 52
65 41 38
35 19 34
25 17 41
50 40 80