Practice Power of Heroes
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Power of Heroes
For each nonempty subset of hero indices in nums, define its power as the square of its greatest strength multiplied by its smallest strength. Sum these powers over all index subsets and return the total modulo 10^9 + 7. Equal strengths at different indices remain different hero choices.
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Understanding the Power of Heroes Problem
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Problem Statement
For each nonempty subset of hero indices in nums, define its power as the square of its greatest strength multiplied by its smallest strength. Sum these powers over all index subsets and return the total modulo 10^9 + 7. Equal strengths at different indices remain different hero choices.
Source: Power of Heroes on LeetCode. Use the original task for its coding environment and submissions.
Power of Heroes
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How PhantomCodeAI Helps
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Examples
# Example 1
nums = [2,1,4]
141
# Example 2
nums = [1,1,1]
7
Constraints
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