which of the following measures indicates the ability of a firm to pay its current liabilities?
A. working capital
B. current ratio
C. Acid-test ratio
D. all of the above
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In the following items, which index reflect the enterprise operation ability().
A. accounts receivable turnover
B. the fixed asset turnover
C. total asset turnover
D. invertory turnover
设计一个算法RepChar(s,x,y)，将顺序串s中所有字符x替换成字符y。要求空间复杂度为O(1)。
设计一个算法，判断链串s中所有元素是否为递增排列的。
设计一个算法Strcmp(s,t)，以字典顺序比较两个英文字母串s和t的大小，假设两个串均以顺序串存储。例如："ab" < "abcd""abcd" < "abd"
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