一、题目
详见代码
二、代码
import java.util.Scanner; /** * 3 * 1 1 5 10 * 2 3 4 * 1 4 6 -5 */ public class main4 { public static void main(String[] args) { Scanner in = new Scanner(System.in); while (in.hasNext()) { //输入行数row int row = in.nextInt(); //输入成长值 String[] strArr = new String[row]; String a = in.nextLine(); for (int i = 0; i < strArr.length; i++) { strArr[i] = in.nextLine(); } //test System.out.println(strArr[0]); System.out.println(strArr[1]); System.out.println(strArr[2]); // //计算成长值 int mLast = 0; //每日成长值开始时间 int nLast = 0; //每日成长值结束时间 int valueLast = 0;//每日成长值 int mNext = 0; //每日成长值开始时间 int nNext = 0; //每日成长值结束时间 int valueNext = 0;//每日成长值 int value2Sum = 0; //任务成长值累计值 int value1Sum = 0; //每日成长值累计值 int count = 0; //统计每日成长值的数据有多少条 int sum = 0; //总成长值 for (int i = 0; i < strArr.length; i++) { String[] strArr1 = strArr[i].split(" "); //test for (int j = 0; j < strArr1.length; j++) { System.out.println(strArr1[j]); } // if (Integer.parseInt(strArr1[0]) == 2) { value2Sum = value2Sum + Integer.parseInt(strArr1[2]); } if (count != 0) { if (Integer.parseInt(strArr1[0]) == 1) { mNext = Integer.parseInt(strArr1[1]); nNext = Integer.parseInt(strArr1[2]); valueNext = Integer.parseInt(strArr1[3]); value1Sum = value1Sum + valueNext * (nNext - mNext + 1); if (valueNext >= valueLast && nLast >= mNext) { value1Sum = value1Sum - (Math.abs(nLast - mNext) + 1) * valueLast; } if (valueNext < valueLast && nLast >= mNext) { value1Sum = value1Sum - (Math.abs(nLast - mNext) + 1) * valueNext; } valueLast = valueNext; nLast = nNext; count++; } } if (count == 0) { if (Integer.parseInt(strArr1[0]) == 1) { mLast = Integer.parseInt(strArr1[1]); nLast = Integer.parseInt(strArr1[2]); valueLast = Integer.parseInt(strArr1[3]); value1Sum = valueLast * (nLast - mLast + 1); } count++; } } sum = value1Sum + value2Sum; System.out.println(sum); } in.close(); } }
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