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Test | Status | Code Input and Output |
---|---|---|
1 | Pass |
x = [6 8 ; 15 20];
y=factor_square(x)
assert(all(y(:)==round(y(:))))
assert(isequal(y(2)*y(4),x(1)))
assert(isequal(y(2)*y(6),x(2)))
assert(isequal(y(4)*y(8),x(3)))
assert(isequal(y(6)*y(8),x(4)))
assert(size(y,1)==3);
assert(size(y,2)==3);
y =
6 2 20
3 0 4
15 5 8
|
2 | Pass |
x=[35 42 ; 15 18];
y=factor_square(x)
assert(all(y(:)==round(y(:))))
assert(isequal(y(2)*y(4),x(1)))
assert(isequal(y(2)*y(6),x(2)))
assert(isequal(y(4)*y(8),x(3)))
assert(isequal(y(6)*y(8),x(4)))
assert(size(y,1)==3);
assert(size(y,2)==3);
y =
35 7 18
5 0 6
15 3 42
|
3 | Pass |
x = [432 288 ; 288 192];
y=factor_square(x)
assert(all(y(:)==round(y(:))))
assert(isequal(y(2)*y(4),x(1)))
assert(isequal(y(2)*y(6),x(2)))
assert(isequal(y(4)*y(8),x(3)))
assert(isequal(y(6)*y(8),x(4)))
assert(size(y,1)==3);
assert(size(y,2)==3);
y =
432 12 192
36 0 24
288 8 288
|
4 | Pass |
x = [21 63 ; 15 45];
y=factor_square(x)
assert(all(y(:)==round(y(:))))
assert(isequal(y(2)*y(4),x(1)))
assert(isequal(y(2)*y(6),x(2)))
assert(isequal(y(4)*y(8),x(3)))
assert(isequal(y(6)*y(8),x(4)))
assert(size(y,1)==3);
assert(size(y,2)==3);
y =
21 7 45
3 0 9
15 5 63
|
5 | Pass |
x = [110 132 ; 130 156];
y=factor_square(x)
assert(all(y(:)==round(y(:))))
assert(isequal(y(2)*y(4),x(1)))
assert(isequal(y(2)*y(6),x(2)))
assert(isequal(y(4)*y(8),x(3)))
assert(isequal(y(6)*y(8),x(4)))
assert(size(y,1)==3);
assert(size(y,2)==3);
y =
110 11 156
10 0 12
130 13 132
|
6 | Pass |
p=primes(1000);
j=randperm(numel(p));
p=p(j(1:4));
x=[p(1)*p(2) p(1)*p(3) ; p(2)*p(4) p(3)*p(4)]
y=factor_square(x)
assert(all(y(:)==round(y(:))))
assert(isequal(y(2)*y(4),x(1)))
assert(isequal(y(2)*y(6),x(2)))
assert(isequal(y(4)*y(8),x(3)))
assert(isequal(y(6)*y(8),x(4)))
assert(size(y,1)==3);
assert(size(y,2)==3);
x =
1349 551
70787 28913
y =
1349 19 28913
71 0 29
70787 997 551
|
7 | Pass |
p=primes(100000);
p(p<50000)=[];
j=randperm(numel(p));
p=p(j(1:4))
x=[p(1)*p(2) p(1)*p(3) ; p(2)*p(4) p(3)*p(4)]
y=factor_square(x)
assert(all(y(:)==round(y(:))))
assert(isequal(y(2)*y(4),x(1)))
assert(isequal(y(2)*y(6),x(2)))
assert(isequal(y(4)*y(8),x(3)))
assert(isequal(y(6)*y(8),x(4)))
p =
77969 81853 85733 67049
x =
1.0e+09 *
6.3820 6.6845
5.4882 5.7483
y =
1.0e+09 *
6.3820 0.0001 5.7483
0.0001 0 0.0001
5.4882 0.0001 6.6845
|
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