csp 2017_3_3 markdown-白红宇

csp 2017_3_3 markdown

阅读量：4216 次

发布时间：2019-05-26

本文共 2847 字，大约阅读时间需要 9 分钟。

package csp2017_3_3;import java.util.Scanner;public class Main {	public static void main(String[] args) {		Scanner in = new Scanner(System.in);		String line, preline;		line = null; preline = null;		int start, end;		String text = "";		while(in.hasNextLine()) {			line = in.nextLine();			if( line == null || line.length() == 0) {				if(preline == null)//跳过多个空行					continue;								if(preline.contains("
   
    ")) {					System.out.print(preline + "\n" + "" + "\n");				}				else if(preline.contains("
    ")) {					System.out.print(preline+ "
" + "\n");				}				preline = null;//输出当前模块后 需要置 				continue;			}			//强调   @两种写法                   //            while((start = line.indexOf("_")) != -1){//                end = line.indexOf("_",start+1);//                text = line.substring(start, end+1);//                line = line.replace(text,"
    "+text.substring(1,text.length()-1)+"");//            }            //超链接//            while((start = line.indexOf("[")) != -1){//                end = line.indexOf("]",start+1);//                text = line.substring(start+1, end);//                int khstart = line.indexOf("(",end);//                int khend = line.indexOf(")",khstart);//                String link = line.substring(khstart+1,khend);//                line = line.replace("["+text+"]"+"("+link+")","
    "+text+"");//注意 href=后面没有空格//           }			while((start = line.indexOf("_")) != -1) {				end = line.indexOf("_",start+1);				String tmp = "";				tmp += "
    " + line.substring(start+1,end) + "";				line =  line.substring(0,start) + tmp + line.substring(end+1);			}			while((start = line.indexOf("["))!= -1) {				end = line.indexOf("]",start+1);				String tex = line.substring(start+1,end);				int tStart = line.indexOf("(",end);				int tEnd = line.indexOf(")",tStart);				String link = line.substring(tStart+1,tEnd);				line = line.substring(0,start) + "
    " + tex+ ""  + line.substring(tEnd+1);			}						int num = 0;			if(line.startsWith("#")) {				while(line.startsWith("#") && num <= 6) {					num++;					line = line.substring(1);				}									while(line.startsWith(" ")) {				//	line.replaceFirst(" ", ""); line本身没变 陷入死循环					line = line.replaceFirst(" ", "");				}				preline = "
    
     "+line + "" + "\n";			}			else if(line.startsWith("*")) {				line = line.replace("*", "");				while(line.startsWith(" "))					line = line.substring(1);				if(preline == null) {					preline = "
     
      "+"\n"+"
      "+line+"
";				}				else {					preline += "\n" + "
      " + line + "
";				}			}			else {				if(preline == null) {					preline = "
      " + line;				}				else {					preline += "\n" +line;				}			}			}//end while		if(preline.contains("
       
        ")) {			System.out.print(preline + "\n" + "
       
     
" + "\n");		}		else if(preline.contains("
     ")) {			System.out.print(preline+ "
" + "\n");		}	}}