Cody

# Problem 44696. Sum of unique multiples of 3 and 5

Solution 1988577

Submitted on 24 Oct 2019 by Nikolaos Nikolaou
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### Test Suite

Test Status Code Input and Output
1   Pass
n = 15; sm_correct = 60; assert(isequal(sum3and5muls(n),sm_correct))

s = 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 s1 = 3 6 9 12 15 s2 = 5 10 15 s3 = 3 5 6 9 10 12 15 sum_mult = 60

2   Pass
n = 18; sm_correct = 78; assert(isequal(sum3and5muls(n),sm_correct))

s = 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 s1 = 3 6 9 12 15 18 s2 = 5 10 15 s3 = 3 5 6 9 10 12 15 18 sum_mult = 78

3   Pass
n = (2^2)-1; sm_correct = 3; assert(isequal(sum3and5muls(n),sm_correct))

s = 1 2 3 s1 = 3 s2 = 1×0 empty double row vector s3 = 3 sum_mult = 3

4   Pass
n = randi(25); sm_correct = sum(3:3:n)+sum(5:5:n)-sum(15:15:n); assert(isequal(sum3and5muls(n),sm_correct))

s = 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 s1 = 3 6 9 12 15 s2 = 5 10 15 s3 = 3 5 6 9 10 12 15 sum_mult = 60