Problem 5. Triangle Numbers

Solution 1419838

Submitted on 19 Jan 2018 by Samidha Banka

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3 Comments

3 Comments

Samidha Banka on 19 Jan 2018

Simple, yet nice.

Luyu Wang on 8 Jul 2018

I solved it bot by the best algorithm.

Ashish Patil on 2 Aug 2018

I also used this one. but while using other methods(not optimized), when i tried commands mentioned below, it gave "failed" status.
Can anybody tell why?

function t = triangle(n)
y= x:-1:1;
y= sum(y)
end

Test Suite

Test	Status	Code Input and Output
1	Pass	n = 1; t = 1; assert(isequal(triangle(n),t)) t = 1
2	Pass	n = 3; t = 6; assert(isequal(triangle(n),t)) t = 6
3	Pass	n = 5; t = 15; assert(isequal(triangle(n),t)) t = 15
4	Pass	n = 30; t = 465; assert(isequal(triangle(n),t)) t = 465

Problem 5. Triangle Numbers

Test Suite

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Problem 5. Triangle Numbers

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