Juniper Networks OA 2021 | IPv4 Address Sum Overflow Check

Juniper · Question · Posted Jun 2026

Problem Statement You are given a list of IPv4 addresses. Each IPv4 address consists of four octets separated by dots and represents a 32-bit unsigned integer. Convert every IPv4 address into its corresponding 32-bit integer value and calculate the sum of all addresses. Determine whether the total sum exceeds the maximum possible IPv4 value: Maximum IPv4 Value = 2³² − 1 = 4294967295 Return: true if the sum exceeds the maximum IPv4 value. false otherwise. Example 1 Input ips = ...

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