Find the five digits whose single digit is 6 and can be divided by three

According to the principle that the total number of users that can be divided by three can also be divided by three, and the single position 6 can be divided by three, so we only need to consider the high level 4, the following method can be used to obtain the final result:

1/* =========================================================== 2 copyright (c) 2014 All Rights Reserved. 3 filename: 3.c 4 Author: Donald 5 Date: 2014/08/16/23 :35:55 6 ==================================== */7 # include <stdio. h> 8 # include <stdlib. h> 9 # include <string. h> 10 11 int main (INT argc, const char * argv []) 12 {13 int index, CNT; 14 for (Index = 1000; index <9999; index ++) {15 if (index % 3 = 0) {16 CNT ++; 17 printf ("% 8d", Index * 10 + 6 ); 18} 19} 20 printf ("\ nresult is % d \ n", CNT); 21 return 0; 22}