for循环的小练习之交替输出

for循环的小练习之交替输出

小练习

//很简单,输出两个,如果count == 2,换行,再输出三次,到count == 5再换行且让count归零
for (int i = 0; i < arr.length; i++) {
if (count == 2) {
System.out.println();
}
if (count == 5) {
System.out.println();
count = 0;
}
System.out.print(arr[i]+" ");
count++;
}