## z:\Chao\src\1656_brotherthink\test\in.txt 
2020/04/05 ΦάΘΥ 22:37:20.09 
3
15=2+2+11
15=3+5+7
15=5+5+5
-----------------------------------------------
Process exited after 210 ms with return value 0

## z:\Chao\src\1656_brotherthink\test\in2.txt 
2020/04/05 ΦάΘΥ 22:37:20.09 
30
99=3+7+89
99=3+13+83
99=3+17+79
99=3+23+73
99=3+29+67
99=3+37+59
99=3+43+53
99=5+5+89
99=5+11+83
99=5+23+71
99=5+41+53
99=5+47+47
99=7+13+79
99=7+19+73
99=7+31+61
99=11+17+71
99=11+29+59
99=11+41+47
99=13+13+73
99=13+19+67
99=13+43+43
99=17+23+59
99=17+29+53
99=17+41+41
99=19+19+61
99=19+37+43
99=23+23+53
99=23+29+47
99=29+29+41
99=31+31+37
-----------------------------------------------
Process exited after 90 ms with return value 0