In electronic warfare, effectively controlling the characteristics of targets to prevent them from being detected by radar is always a key issue in the field of target protection. This paper uses a ...

oj-leetcode commented: It seems that the language used for the code has not been specified in the issue. Could you please provide the programming language you used for your solution?

Instead, LeetCode's system responds with an "Internal Error", which should not happen during normal execution and testing. The platform should handle these test cases like any other valid input.