1, 2, 3, 4,
1, 2, 3, 4
};
int length = 4;
int[] c = sMM...% length == 0) //换行
System.out.println();
}
}
public static int[] sMM...(aa, ba, tlength), sMM(ab, bc, tlength));
int[] t2 = add(sMM(aa, bb, tlength), sMM(ab, bd..., tlength));
int[] t3 = add(sMM(ac, ba, tlength), sMM(ad, bc, tlength));
int[...] t4 = add(sMM(ac, bb, tlength), sMM(ad, bd, tlength));
// TODO 归并结果
for(int