How to Solve Sum Multiples Problem
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Sum Multiples
Given a positive integer n, find the sum of all integers in the range [1, n] inclusive that are divisible by 3, 5, or 7. Return an integer denoting the sum of all numbers in the given range satisfying...
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Understanding the Sum Multiples Problem
Let's break down this LeetCode problem and understand what makes it challenging in interview settings.
Problem Statement
Given a positive integer n, find the sum of all integers in the range [1, n] inclusive that are divisible by 3, 5, or 7. Return an integer denoting the sum of all numbers in the given range satisfying the constraint.
Sum Multiples
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Examples
n = 721Numbers in the range [1, 7] that are divisible by 3, 5, or 7 are 3, 5, 6, 7. The sum of these numbers is 21.
n = 1040Numbers in the range [1, 10] that are divisible by 3, 5, or 7 are 3, 5, 6, 7, 9, 10. The sum of these numbers is 40.
n = 930Numbers in the range [1, 9] that are divisible by 3, 5, or 7 are 3, 5, 6, 7, 9. The sum of these numbers is 30.
Constraints
1 <= n <= 103How Interview Coder Helps with Leetcode Problems
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