public static void main(String[] args) {
//定义数组
String[] strs={"a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z"};
//定义随机组合最多位数
int size=5;
eachStr(size,strs);
//调用
}public static void pintStr(int num,String[] strs,String beforeStr,String beforeChar){
num--;
for(int i=0;
i0) {
pintStr(num, strs, null,null);
num--;
}
}
