1 UCHAR_MAX: 000000ff=255
2 USHRT_MAX: 0000ffff=65535
6 SCHAR_MAX: 0000007f=127
7 SHRT_MAX: 00007fff=32767
8 INT_MAX: 7fffffff=2147483647
9 LONG_MAX: 7fffffff=2147483647
10 CHAR_MIN: ffffff80=-128
11 SCHAR_MIN: ffffff80=-128
12 SHRT_MIN: ffff8000=-32768
13 INT_MIN: 80000000=-2147483648
14 LONG_MIN: 80000000=-2147483648