public static void main(String[] args) {
/* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
try {
Scanner sc = new Scanner(new File("/home/santosh/Desktop/testData"));
int testCases = sc.nextInt();
int i = 0;
ArrayList<ArrayList<Integer>> inputArraysList = new ArrayList<ArrayList<Integer>>();
ArrayList<Integer> list;
while (i++ < testCases) {
int n = sc.nextInt();
int k = 0;
list = new ArrayList<Integer>();
while (k < n) {
list.add(sc.nextInt());
k++;
}
inputArraysList.add(list);
}
// System.out.println(inputArraysList.size());
for (ArrayList<Integer> arr : inputArraysList) {
countPairs(arr.toArray(new Integer[arr.size()]));
}
} catch (Exception e) {
}
}
/**
* Returns the <code>Format.Field</code> constants associated with the text at <code>offset</code>
* . If <code>offset</code> is not a valid location into the current text, this will return an
* empty array.
*
* @param offset offset into text to be examined
* @return Format.Field constants associated with the text at the given position.
*/
public Format.Field[] getFields(int offset) {
if (getAllowsInvalid()) {
// This will work if the currently edited value is valid.
updateMask();
}
Map attrs = getAttributes(offset);
if (attrs != null && attrs.size() > 0) {
ArrayList al = new ArrayList();
al.addAll(attrs.keySet());
return (Format.Field[]) al.toArray(EMPTY_FIELD_ARRAY);
}
return EMPTY_FIELD_ARRAY;
}
/*得到从表多列的信息*/
public final RowMap[] getDetailRowinfos() {
RowMap[] rows = new RowMap[d_RowInfos.size()];
d_RowInfos.toArray(rows);
return rows;
}
static ItemResult extractItemInfo(Element curItem) {
ItemResult item = new ItemResult();
// get the item columns
String itemId = getAttributeText(curItem, "ItemID");
String name = getElementTextByTagNameNR(curItem, "Name");
String currently = getElementTextByTagNameNR(curItem, "Currently");
// get Buy_Price, just put in the "" if it doesn't exist.
String buyPrice = getElementTextByTagNameNR(curItem, "Buy_Price");
// get First_Bid, just put in the "" if it doesn't exist.
String firstBid = getElementTextByTagNameNR(curItem, "First_Bid");
String numberOfBids = getElementTextByTagNameNR(curItem, "Number_of_Bids");
String started = convertToSQLTime(getElementTextByTagNameNR(curItem, "Started"));
String ends = convertToSQLTime(getElementTextByTagNameNR(curItem, "Ends"));
Element locationElem = getElementByTagNameNR(curItem, "Location");
String latitude = getAttributeText(locationElem, "Latitude");
String longitude = getAttributeText(locationElem, "Longitude");
String location = getElementText(locationElem);
String country = getElementTextByTagNameNR(curItem, "Country");
String description = getElementTextByTagNameNR(curItem, "Description");
description = description.substring(0, Math.min(description.length(), 4000));
Element sellerElem = getElementByTagNameNR(curItem, "Seller");
String sellerId = getAttributeText(sellerElem, "UserID");
String sellerRating = getAttributeText(sellerElem, "Rating");
// for each itemCategory
Element[] categoriesElem = getElementsByTagNameNR(curItem, "Category");
ArrayList<String> categoriesArrayList = new ArrayList<String>();
for (Element category : categoriesElem) {
categoriesArrayList.add(getElementText(category));
}
String[] categories = new String[categoriesArrayList.size()];
categories = categoriesArrayList.toArray(categories);
// for each bid
Element bidsElem = getElementByTagNameNR(curItem, "Bids");
Element[] bidElemList = getElementsByTagNameNR(bidsElem, "Bid");
ArrayList<BidResult> bidsArrayList = new ArrayList<BidResult>();
for (Element bid : bidElemList) {
// process the user (bidder) first
Element bidderElem = getElementByTagNameNR(bid, "Bidder");
String bidderId = getAttributeText(bidderElem, "UserID");
String bidderRating = getAttributeText(bidderElem, "Rating");
String bidderLocation = getElementTextByTagNameNR(bidderElem, "Location");
String bidderCountry = getElementTextByTagNameNR(bidderElem, "Country");
String bidTime = getElementTextByTagNameNR(bid, "Time");
String amount = getElementTextByTagNameNR(bid, "Amount");
BidResult bidResult =
new BidResult(bidderId, bidderRating, bidderLocation, bidderCountry, amount, bidTime);
bidsArrayList.add(bidResult);
}
BidResult[] bidResults = new BidResult[bidsArrayList.size()];
bidResults = bidsArrayList.toArray(bidResults);
return new ItemResult(
itemId,
name,
categories,
currently,
buyPrice,
firstBid,
numberOfBids,
bidResults,
longitude,
latitude,
location,
country,
started,
ends,
sellerId,
sellerRating,
description);
}