Cody

# Problem 1720. Do the lines intersect?

Solution 2199349

Submitted on 8 Apr 2020
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### Test Suite

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

m1 = 1 m2 = -1 ans = logical 1

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

m1 = 0 m2 = 0 ans = logical 0

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

m1 = 0 m2 = 0 ans = logical 0

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

m1 = 2.5000 m2 = 0.6667 ans = logical 1

Assertion failed.

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

m1 = Inf m2 = 0.3333 ans = logical 1

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

m1 = -0.2000 m2 = -5 ans = logical 1