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Can anyone explain the algorithm to find cube roots

9th Aug 2019, 2:50 PM
Nitesh Swarnakar
Nitesh Swarnakar - avatar
3 Answers
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i would do it in this way: i supose it is about finding the cube root of an int. the number offered is var num i would declare a variable like this var i = 0 then i will search using brute force for an answer while (i < max_int/2) if (i*i*i == num) return i increment i if (i == max_int/2) return "the number doesn't have an integer cube root" something like that. it ain't much, but it's honest work
9th Aug 2019, 3:22 PM
notqueued
notqueued - avatar
+ 3
I don't know if there is a way to find the cube root programmatically. But we can do it mathematically using logs. The theory is, cbrt(x) = antilog (1/3 lg x) You can use this equation in your program to find the cube root NOTE: There are methods find cbrt in some languages by default. But if you need to figure out the way I think this is the method
9th Aug 2019, 2:58 PM
Seniru
Seniru - avatar