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| #include<stdio.h> | |
| #include<stdlib.h> | |
| #include<limits.h>//in gcc | |
| #include<errno.h>//in gcc | |
| #include<math.h> | |
| double get_double_num(const double max, const double min){ | |
| char s[200]; | |
| if (NULL == fgets(s, 200, stdin)){ |