Cody

# Problem 2796. Find out Binomial coefficient

Solution 1647525

Submitted on 15 Oct 2018
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### Test Suite

Test Status Code Input and Output
1   Fail
n=2; r=0.25; y_correct = 1.3719; assert(abs(bi_coff(n,r)-y_correct)<0.0001)

Error using nchoosek (line 29) The second input has to be a non-negative integer. Error in bi_coff (line 2) c= nchoosek(n,r); Error in Test1 (line 4) assert(abs(bi_coff(n,r)-y_correct)<0.0001)

2   Pass
n=2; r=2; y_correct = 1; assert(abs(bi_coff(n,r)-y_correct)<0.0001)

3   Fail
n=5; r=3.5; y_correct = 7.7607; assert(abs(bi_coff(n,r)-y_correct)<0.0001)

Error using nchoosek (line 29) The second input has to be a non-negative integer. Error in bi_coff (line 2) c= nchoosek(n,r); Error in Test3 (line 4) assert(abs(bi_coff(n,r)-y_correct)<0.0001)

4   Fail
n=5; r=1.1; y_correct = 5.5483; assert(abs(bi_coff(n,r)-y_correct)<0.0001)

Error using nchoosek (line 29) The second input has to be a non-negative integer. Error in bi_coff (line 2) c= nchoosek(n,r); Error in Test4 (line 4) assert(abs(bi_coff(n,r)-y_correct)<0.0001)