xiaoyangyyds1225的博客

import java.util.*;public class tx{public static void main(String[] args){Scanner reader = new Scanner(System.in);System.out.print("请输入整数n：");int n =reader.nextInt();int i,j,k,s,t,m;for(i=1,j=1,t=2;i<=n;j+=i,i++,t++){ if(j>n){break;} S...