Computer Programming Contest Preparation

    1 
    2 #include <stdio.h>
    3 #include <string.h>
    4 #include <sys/types.h>
    5 #include <sys/stat.h>
    6 #include <fcntl.h>
    7 #include <stdlib.h>
    8 #include <math.h>
    9 #include <stdint.h>
   10 
   11 #define TRUE  (1 == 1)
   12 #define FALSE (1 != 1)
   13 
   14 #define DEBUG if (FALSE)
   15 
   16 
   17 int main()
   18 {
   19     int tc;
   20     long long n;
   21     scanf("%d", &tc);
   22     while (tc--)
   23         {
   24             scanf("%lld", &n);
   25             n = abs((((n * 63 + 7492) * 5 - 498)/10)%10);
   26             printf("%lld\n", n);
   27         }
   28     return 0;
   29 }
   30