问题描述 C语言请大神帮忙找BUG #include #define MAXIMUM 1000 //这段代码是要实现将一个字符串中的连续的空格用数 int getline(char line[]); //较少的指标符和空格代替,请指点,如其中有什么低等 main(){ //错误也请大神们指点,本人新手只懂皮毛,谢谢. int len; char line[MAXIMUM]; char newline[MAXIMUM]; int j; int k = 0; int ecount; int n; w
问题描述 年龄段查询,请大神帮忙看看怎么改 SELECT COUNT(*) renshu CASE WHEN AGE <= 10 THEN '1' WHEN AGE > 10 AND AGE <= 20 THEN '2' WHEN AGE > 20 AND AGE <= 30 THEN '3' WHEN AGE > 30 AND AGE <= 40 THEN '4' WHEN AGE > 40 AND AGE <= 50 THEN '5' WHEN A