大家帮忙看看这道题该怎么做?
看图编程序
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
要求仅用下面三条语句
System.out.print( "*" );
System.out.print( " ");
System.out.println();
用循环
看图编程序
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
* * * * * * * *
要求仅用下面三条语句
System.out.print( "*" );
System.out.print( " ");
System.out.println();
用循环
{
public static void main(String[] args)
{
for(int i = 1; i <= 8; i++)
{
for(int j = 1; j <= 8; j++)
{
System.out.print( "*" );
System.out.print( " ");
}
System.out.println();
}
}
}
{
public static void main(String[] args)
{
for(int i = 1; i <= 8; i++)
{
for(int j = 1; j <= 8; j++)
{
if(i % 2 == 1)
{
System.out.print( "*" );
System.out.print( " ");
}
else
{
System.out.print( " ");
System.out.print( "*" );
}
}
System.out.println();
System.out.println();
}
}
}
大致是这个形状的是不是要用到if(row%?==0)或是else if(row%?==1)等这样的语句阿?
我写了两个,我看你的图中间好像换了两次行的样子
{
public static void main(String[] args)
{
for(int i = 1; i <= 8; i++)
{
for(int j = 1; j <= 8; j++)
{
if(i % 2 == 1)
{
System.out.print( "*" );
System.out.print( " ");
}
else
{
System.out.print( " ");
System.out.print( "*" );
}
}
System.out.println();
System.out.println();
}
}
}
public static void main(String[] arg){
int index = 1;
while (index<=8){
if(index%2 == 1){
for(int i=0;i<8;i++){
System.out.print("*");
System.out.print(" ");
}
}else{
for(int j=0;j<8;j++){
System.out.print(" ");
System.out.print("*");
}
}
System.out.println();
System.out.println();
index++;
}
}
}