Cody

# Problem 1720. Do the lines intersect?

Solution 2008737

Submitted on 8 Nov 2019
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### Test Suite

Test Status Code Input and Output
1   Fail
a = [0,0; 1,1]; b = [0,1; 1,0]; tf_correct = true; assert(isequal(intersecting(a,b),tf_correct ))

Undefined function 'syms' for input arguments of type 'char'. Error in intersecting (line 2) syms a1 a2 b1 b2; Error in Test1 (line 4) assert(isequal(intersecting(a,b),tf_correct ))

2   Fail
a = [0,0; 1,0]; b = [0,1; 1,1]; tf_correct = false; assert(isequal(intersecting(a,b),tf_correct ))

Undefined function 'syms' for input arguments of type 'char'. Error in intersecting (line 2) syms a1 a2 b1 b2; Error in Test2 (line 4) assert(isequal(intersecting(a,b),tf_correct ))

3   Fail
a = [0,0; 1,0]; b = [2,0; 3,0]; tf_correct = false; assert(isequal(intersecting(a,b),tf_correct ))

Undefined function 'syms' for input arguments of type 'char'. Error in intersecting (line 2) syms a1 a2 b1 b2; Error in Test3 (line 4) assert(isequal(intersecting(a,b),tf_correct ))

4   Fail
a = [4 3;6 8]; b = [3 7;6 9]; tf_correct = false; assert(isequal(intersecting(a,b),tf_correct ))

Undefined function 'syms' for input arguments of type 'char'. Error in intersecting (line 2) syms a1 a2 b1 b2; Error in Test4 (line 4) assert(isequal(intersecting(a,b),tf_correct ))

5   Fail
a = [6 2;6 9]; b = [7 6;4 5]; tf_correct = true; assert(isequal(intersecting(a,b),tf_correct ))

Undefined function 'syms' for input arguments of type 'char'. Error in intersecting (line 2) syms a1 a2 b1 b2; Error in Test5 (line 4) assert(isequal(intersecting(a,b),tf_correct ))

6   Fail
a = [3 -3;-2 -2]; b = [-1 1;0 -4]; tf_correct = true; assert(isequal(intersecting(a,b),tf_correct ))

Undefined function 'syms' for input arguments of type 'char'. Error in intersecting (line 2) syms a1 a2 b1 b2; Error in Test6 (line 4) assert(isequal(intersecting(a,b),tf_correct ))