LeetCode - 38. Count and Say
38. Count and Say
Problem's Link
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Mean:
题目意思太晦涩。
1 读出来 就是“1个1” 所以记为“11”
11 读出来 就是“2个1” 所以记为“21”
21 读出来 就是“1个2 1个1” 所以记为“1221”
....
analyse:
略.
Time complexity: O(N)
view code
1.recursive way:
; ;
)
)
);
;
}
/*
*/
2.no-recursive way:
;;
;
}
/*
*/
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