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Test | Status | Code Input and Output |
---|---|---|
1 | Pass |
a=magic(9)-30;
b=[sum(a(:,1:3),2) sum(a(:,4:6),2) sum(a(:,7:9),2)];
assert(isequal(matrix_crunch(a),b));
y =
84
114
63
12
-48
-18
3
33
54
y =
84 3
114 -48
63 -27
12 3
-48 33
-18 63
3 93
33 114
54 63
y =
84 3 12
114 -48 33
63 -27 63
12 3 84
-48 33 114
-18 63 54
3 93 3
33 114 -48
54 63 -18
|
2 | Pass |
a=rand(12);
b=[sum(a(:,1:3),2) sum(a(:,4:6),2) sum(a(:,7:9),2) sum(a(:,10:12),2)];
m=matrix_crunch(a);
assert(max(max(abs(m-b)))<1e-8)
y =
1.7474
2.1392
1.4474
1.4881
1.0755
2.6989
1.1637
1.2905
0.8415
1.3694
0.6519
0.4778
y =
1.7474 1.2831
2.1392 1.5362
1.4474 0.7869
1.4881 1.9095
1.0755 1.5807
2.6989 1.6020
1.1637 1.3015
1.2905 1.1117
0.8415 0.6872
1.3694 1.4407
0.6519 1.4611
0.4778 1.6710
y =
1.7474 1.2831 1.4094
2.1392 1.5362 1.1590
1.4474 0.7869 1.1125
1.4881 1.9095 1.2038
1.0755 1.5807 1.9557
2.6989 1.6020 1.8478
1.1637 1.3015 2.6749
1.2905 1.1117 1.4418
0.8415 0.6872 1.1027
1.3694 1.4407 1.7013
0.6519 1.4611 2.1093
0.4778 1.6710 1.7488
y =
1.7474 1.2831 1.4094 0.7678
2.1392 1.5362 1.1590 1.3787
1.4474 0.7869 1.1125 1.1178
1.4881 1.9095 1.2038 0.8083
1.0755 1.5807 1.9557 0.9559
2.6989 1.6020 1.8478 1.9439
1.1637 1.3015 2.6749 1.8522
1.2905 1.1117 1.4418 2.1494
0.8415 0.6872 1.1027 1.1760
1.3694 1.4407 1.7013 1.0304
0.6519 1.4611 2.1093 2.2487
0.4778 1.6710 1.7488 0.7787
|
3 | Pass |
a=ones(18);
b=3*ones(18,6);
assert(isequal(matrix_crunch(a),b))
y =
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
y =
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
3 3
y =
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
3 3 3
y =
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
3 3 3 3
y =
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
3 3 3 3 3
y =
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
3 3 3 3 3 3
|
4 | Pass |
a=magic(15)+j.*flipud(magic(15));
a=a(1:10,:)-rand(10,15);
b=[sum(a(:,1:3),2) sum(a(:,4:6),2) sum(a(:,7:9),2) sum(a(:,10:12),2) sum(a(:,13:15),2)];
m=matrix_crunch(a);
assert(max(max(abs(m-b)))<1e-8)
y =
1.0e+02 *
4.1506 + 3.6900i
4.6337 + 3.3600i
5.1116 + 2.8800i
5.6006 + 2.5500i
6.0736 + 2.0700i
4.3082 + 1.7400i
2.5303 + 1.2600i
0.7723 + 0.7800i
1.2473 + 2.5500i
1.7190 + 4.3200i
y =
1.0e+02 *
4.1506 + 3.6900i 5.6867 + 5.2200i
4.6337 + 3.3600i 6.1576 + 4.7400i
5.1116 + 2.8800i 4.3911 + 4.2600i
5.6006 + 2.5500i 2.6294 + 3.7800i
6.0736 + 2.0700i 0.7021 + 3.3000i
4.3082 + 1.7400i 1.1824 + 2.8200i
2.5303 + 1.2600i 1.5079 + 2.3400i
0.7723 + 0.7800i 1.9903 + 2.0100i
1.2473 + 2.5500i 2.3252 + 1.5300i
1.7190 + 4.3200i 2.8093 + 1.2000i
y =
1.0e+02 *
4.1506 + 3.6900i 5.6867 + 5.2200i 2.4219 + 4.3500i
4.6337 + 3.3600i 6.1576 + 4.7400i 0.6438 + 6.1200i
5.1116 + 2.8800i 4.3911 + 4.2600i 0.9673 + 5.7900i
5.6006 + 2.5500i 2.6294 + 3.7800i 1.4568 + 5.3100i
6.0736 + 2.0700i 0.7021 + 3.3000i 1.9360 + 4.8300i
4.3082 + 1.7400i 1.1824 + 2.8200i 2.4119 + 4.3500i
2.5303 + 1.2600i 1.5079 + 2.3400i 2.8989 + 3.8700i
0.7723 + 0.7800i 1.9903 + 2.0100i 3.3678 + 3.3900i
1.2473 + 2.5500i 2.3252 + 1.5300i 3.8525 + 2.9100i
1.7190 + 4.3200i 2.8093 + 1.2000i 4.3319 + 2.4300i
y =
1.0e+02 *
4.1506 + 3.6900i 5.6867 + 5.2200i 2.4219 + 4.3500i 1.5441 + 1.0800i
4.6337 + 3.3600i 6.1576 + 4.7400i 0.6438 + 6.1200i 2.0303 + 0.6000i
5.1116 + 2.8800i 4.3911 + 4.2600i 0.9673 + 5.7900i 2.5047 + 2.3700i
5.6006 + 2.5500i 2.6294 + 3.7800i 1.4568 + 5.3100i 2.9909 + 4.1400i
6.0736 + 2.0700i 0.7021 + 3.3000i 1.9360 + 4.8300i 3.4595 + 6.0600i
4.3082 + 1.7400i 1.1824 + 2.8200i 2.4119 + 4.3500i 3.9489 + 5.5800i
2.5303 + 1.2600i 1.5079 + 2.3400i 2.8989 + 3.8700i 4.4193 + 5.2500i
0.7723 + 0.7800i 1.9903 + 2.0100i 3.3678 + 3.3900i 4.7456 + 4.7700i
1.2473 + 2.5500i 2.3252 + 1.5300i 3.8525 + 2.9100i 5.2383 + 4.4400i
1.7190 + 4.3200i 2.8093 + 1.2000i 4.3319 + 2.4300i 5.5652 + 3.9600i
y =
1.0e+02 *
4.1506 + 3.6900i 5.6867 + 5.2200i 2.4219 + 4.3500i 1.5441 + 1.0800i 3.0782 + 2.6100i
4.6337 + 3.3600i 6.1576 + 4.7400i 0.6438 + 6.1200i 2.0303 + 0.6000i 3.4057 + 2.1300i
5.1116 + 2.8800i 4.3911 + 4.2600i 0.9673 + 5.7900i 2.5047 + 2.3700i 3.8806 + 1.6500i
5.6006 + 2.5500i 2.6294 + 3.7800i 1.4568 + 5.3100i 2.9909 + 4.1400i 4.2200 + 1.1700i
6.0736 + 2.0700i 0.7021 + 3.3000i 1.9360 + 4.8300i 3.4595 + 6.0600i 4.6882 + 0.6900i
4.3082 + 1.7400i 1.1824 + 2.8200i 2.4119 + 4.3500i 3.9489 + 5.5800i 5.0245 + 2.4600i
2.5303 + 1.2600i 1.5079 + 2.3400i 2.8989 + 3.8700i 4.4193 + 5.2500i 5.5035 + 4.2300i
0.7723 + 0.7800i 1.9903 + 2.0100i 3.3678 + 3.3900i 4.7456 + 4.7700i 5.9800 + 6.0000i
1.2473 + 2.5500i 2.3252 + 1.5300i 3.8525 + 2.9100i 5.2383 + 4.4400i 4.2192 + 5.5200i
1.7190 + 4.3200i 2.8093 + 1.2000i 4.3319 + 2.4300i 5.5652 + 3.9600i 2.4429 + 5.0400i
|
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