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Correct

17Size
Leading solution size is 13.
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test
Code Input and Output
1
Pass
 
%%
assert(isequal(.5, round(1e6*coin_head_match(1))/1e6))

                    
2
Pass
 
%%
assert(isequal(.375, round(1e6*coin_head_match(2))/1e6))

                    
3
Pass
 
%%
assert(isequal(.3125, round(1e6*coin_head_match(3))/1e6))

                    
4
Pass
 
%%
assert(isequal(.273438, round(1e6*coin_head_match(4))/1e6))

                    
5
Pass
 
%%
assert(isequal(.246094, round(1e6*coin_head_match(5))/1e6))

                    
6
Pass
 
%%
assert(isequal(.225586, round(1e6*coin_head_match(6))/1e6))

                    
7
Pass
 
%%
assert(isequal(.139950, round(1e6*coin_head_match(16))/1e6))

                    
8
Pass
 
%%
assert(isequal(.125371, round(1e6*coin_head_match(20))/1e6))

                    
9
Pass
 
%%
assert(isequal(.114567, round(1e6*coin_head_match(24))/1e6))

                    
10
Pass
 
%%
assert(~isequal(1,2))

                    
11
Pass
 
%%
assert(isequal(.099347, round(1e6*coin_head_match(32))/1e6))
[Warning: Result may not be exact. Coefficient is greater than 9.007199e+15 and is only accurate to 15
digits]
[> In nchoosek at 78
  In coin_head_match at 2
  In verifyCode>evaluateCode at 227
  In verifyCode at 40
  In fevalJSON at 14]
12
Pass
 
%%
assert(isequal(.070386, round(1e6*coin_head_match(64))/1e6))
[Warning: Result may not be exact. Coefficient is greater than 9.007199e+15 and is only accurate to 15
digits]
[> In nchoosek at 78
  In coin_head_match at 2
  In verifyCode>evaluateCode at 227
  In verifyCode at 40
  In fevalJSON at 14]