c语言中1除以2为什么等于0

页面:/news/view-1666632/ | 耗时:0.8848 s | 内存:1.89 MB | 查询:5 | 缓存读取:4 写入:1 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1666632 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1666632 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1666632 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(2046218,233339,1326833,1686963,1100527,1121366,1336807,1070672,834451,107189,1931173,848766,1112086,1071787,1120603,1055213,1668643,2797990,1368314,3118904,1503982,1373225,2152970,386074,427498,1117766,810317,1351542,189233,377985) ORDER BY field (ArticleID,2046218,233339,1326833,1686963,1100527,1121366,1336807,1070672,834451,107189,1931173,848766,1112086,1071787,1120603,1055213,1668643,2797990,1368314,3118904,1503982,1373225,2152970,386074,427498,1117766,810317,1351542,189233,377985)
SELECT ArticleID,Title FROM tbl_Articles where CategoryID=90037 ORDER BY ArticleID DESC LIMIT 20