#include<stdio.h>
void main()
{
int n,a,i;
//printf("The series with equal difference are:\n");
for(n=1;n<=6;n++) /* 公差n 取值为1~6*/
for(a=1;a<=4;a++) /* 首项a 取值为1~4*/
if(4*n+6*a==26&&n*(n+a)*(n+a+a)*(n+a+a+a)==880) /* 判定结果*/
for(i=0;i<4;i++)
printf("%d ",n+i*a); /* 输出前20 项*/
}
/**************************************************************
	Problem: 1251
	User: admin
	Language: C
	Result: Accepted
	Time:6 ms
	Memory:1036 kb
****************************************************************/