SELECT * FROM(select ROW_NUMBER() over(partition BY sid order by cscore desc) as tid,sid,cname,cscore FROM dbo.aright) A WHERE tid=1 注:row_number() 和 partition by order by 来实现 组内排序 例: SELECT * FROM(SELECT ROW_NUMBER() OVER(PARTITION BY R.sid ORDER B
//求出4×4矩阵中最大和最小元素值及其所在行下标和列下标,求出两条主对角线元素之和 #include <stdio.h> int main() { int sum=0; int max,min; int max1,max2;//记录最大值的坐标 int min1,min2;//记录最小值的坐标 int i,j; int a[4][4]; //为数组赋值 for(i=0;i<4;i++) { for(j=0;j<4;j++) { scanf("%d",&
方格取数(2) Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6806 Accepted Submission(s): 2175 Problem Description 给你一个m*n的格子的棋盘,每个格子里面有一个非负数.从中取出若干个数,使得任意的两个数所在的格子没有公共边,就是说所取数所在的2个格子不能相邻,并且取出的数的
[抄题]: Given an array which consists of non-negative integers and an integer m, you can split the array into m non-empty continuous subarrays. Write an algorithm to minimize the largest sum among these m subarrays. Note:If n is the length of array, as
场景: sqoop import --connect jdbc:postgresql://...../..... --username .... --query "select * from retail_tb_order_qiulp_test where status = 'TRADE_FINISHED' or status = 'TRADE_CLOSED' or status = 'TRADE_CLOSED_BY_TAOBAO' and \$CONDITIONS" --hive