day2 test09

package day2;public class test08 {public static void main(String args[])throws Exception{//while实现1~100的累加int num = 0;int sum = 0;/*while(num<101)sum += num++;*//*while(num++<100)sum += num;*//*while(++num<101)sum += num;*//*while(true) {num++;if(num>100)break;sum += num;}*/System.out.println(sum);//do...while实现1~100的累加/*do {num++;sum += num;}while(num<100);System.out.println(sum);*/int ch;do {ch = System.in.read();} while(ch!='q');}}