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Dec 22nd, 2014
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C 0.26 KB | None | 0 0
  1. #include <stdio.h>
  2. #include <string.h>
  3. main(){
  4.     char str[999], *p;
  5.     p = &str;
  6.     scanf("%s", &str);
  7.     if( ( (*(p + 4) >= 65) && (*(p + 4) <= 90) ) || ( (*(p + 4) >= 97) && (*(p + 4) <= 122) ) ){
  8.         *(p + 4) = 53;
  9.     }
  10.     printf("%s", str);
  11. }
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