#include "strf.h"
#define int_offset 48
// 0:48 - 9:57
char* int_to_str(int i) {
char* strbuf = "XXXXXX";
while( i > 0 ) {
*(strbuf + 1) = (i % 10) + int_offset;
i /= 10;
}
return strbuf;