定义一个char类型的二维数组，并遍历这个数组，使之能打印出如下效果
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2 回答
酒木君
TA貢獻23條經驗 獲得超7個贊
@Test
public?void?test0()?{
????//????????????????1???????3??????????????5???????????????????7?????????????????????????9??????????????????????????????????11
????char[][]?arr?=?{{42},?{42,42,42},?{42,42,42,42,42},?{42,42,42,42,42,42,42},?{42,42,42,42,42,42,42,42,42},?{42,42,42,42,42,42,42,42,42,42,42}};
????//????????????????0????????1?????????????2???????????????????3?????????????????????????4???????????????????????????????????5
????
????int?sum?=?2;
????for(int?i?=?0;?i<arr.length*2;?i++)?{
????????if(i?<?arr.length)?{
????????????for(int?j?=?0;?j<arr[i].length;?j++)?{
????????????????System.out.print(arr[i][j]);
????????????}
????????}else?if(i?>=?arr.length?&&?i<?(arr.length*2)-1)?{
????????????for(int?j?=?0;?j<arr[i-sum].length;?j++)?{
????????????????System.out.print(arr[i-sum][j]);
????????????}
????????????sum?=?sum?+?2;
????????}???
????????System.out.println();??????????
????}
}
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