循环如何用?
for (int i1=1;i1<=10;i1++)
{
for (int i2=i2+1;i2<=11+1;i2++)
{
for (int i3=i3+1;i3<=12+2;i3++)
{
for (int i4=i4+1;i4<=13+3;i4++)
{
for (int i5=i5+1;i5<=14+3;i5++)
{
for (int i6=i6+1;i6<=15+5;i6++)
{
for (int i7=i7+1;i7<=16+6;i7++)
{
for (int i8=i8+1;i8<=17+7;i8++)
{
i+=1;
} //1
} //2
} //3
} //4
} //5
} //6
} //7
} //8
richTextBox1.AppendText(i.ToString());
上面的是i1+i2+i3+i4+i5+i6+i7+i8,的循环,输出i值;
如何改成使计算出把i1+i2,i1+i2+i3,i1+i2+i3+i4,i1+i2+i3+i4+i5,i1+i2+i3+i4+i5+i6,
i1+i2+i3+i4+i5+i6+i7,i1+i2+i3+i4+i5+i6+i7+i8,输出i值