LeetCode
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·
Jan 2021
Amazon | SDEII onsite | Patient Zero
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Find Patient zero, given a list infectors and infectee e.g. Student 1 infects Student 2 i.e. 1->2 2->3 7->5 4->12 8->11 8->13 \u2026 etc A student can only be infected by only one student but a single student can...
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