备战蓝桥之思维

平台重叠真的坑

给你一句样例，如果你觉得自己的代码没问题那就试试吧

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P1105 平台 - 洛谷 | 计算机科学教育新生态 (luogu.com.cn)

import java.awt.Checkbox;
import java.awt.PageAttributes.OriginType;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.math.BigInteger;
import java.math.MathContext;
import java.security.PublicKey;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.PriorityQueue;
import java.util.Scanner;
import java.util.TreeMap;
import java.util.TreeSet;import javax.print.attribute.standard.JobMessageFromOperator;
public class Main {	public static void main(String[] args) throws NumberFormatException, IOException  {Scanner scanner=new Scanner(System.in);BufferedReader br1=new BufferedReader(new InputStreamReader(System.in));PrintWriter pw1=new PrintWriter(System.out);String[] aStrings=br1.readLine().split(" ");bb=Integer.parseInt(aStrings[0]);aa1=new pingtai[bb];cc=new int[bb][2];int a;for(a=0;a<bb;a++) {String[] bStrings=br1.readLine().split(" ");int b=Integer.parseInt(bStrings[0]);int c=Integer.parseInt(bStrings[1]);int d=Integer.parseInt(bStrings[2]);aa1[a]=new pingtai(b, c, d,a);}Arrays.sort(aa1);int e;int l=0,r=0,h=0;
for(a=0;a<bb;a++) {//System.out.println(aa1[a]);r=l=-1;for(e=a+1;e<bb;e++) {if(aa1[a].heigh!=aa1[e].heigh) {if(r>-1&&l>-1) {			break;}if(l==-1&&aa1[e].left<aa1[a].left&&aa1[e].right>aa1[a].left) {l=aa1[e].xuhao+1;}if(r==-1&&aa1[e].right>aa1[a].right&&aa1[e].left<aa1[a].right) {r=aa1[e].xuhao+1;}}}if(r==-1) {r=0;}if(l==-1) {l=0;}cc[aa1[a].xuhao][0]=l;cc[aa1[a].xuhao][1]=r;
}
for(int k=0;k<bb;k++) {pw1.println(cc[k][0]+" "+cc[k][1]);
}
pw1.flush();
pw1.close();}public static pingtai[] aa1;public static int bb;public static int[][] cc;
}
class pingtai implements Comparable<pingtai>{int heigh;int left,right;int xuhao;public pingtai(int heigh, int left, int right, int xuhao) {super();this.heigh = heigh;this.left = left;this.right = right;this.xuhao = xuhao;}@Overridepublic int compareTo(pingtai o) {int a=o.heigh-this.heigh;if(a==0) {a=this.xuhao-o.xuhao;}return a;}@Overridepublic String toString() {return "pingtai [heigh=" + heigh + ", left=" + left + ", right=" + right + ", xuhao=" + xuhao + "]";}}