放在前面，大数放在后面。即首先比较第1个和第2个数，将小数放前，大数放后。然后比较第2个数和第3个数，将小数放前，大数放后，如此继续。-On the front, a large number on the back. Firstly compares first and second numbers, will be placed before the decimal, large number of placed after. Then compare second numbers and