#include <stdio.h>
int main()
{
static char s[25] = "Hello world";
int i=0;
char ch;
ch = s[++i];
ch = s[i++];
ch = s[i++];
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CmludCBtYWluKCkKewpzdGF0aWMgY2hhciBzWzI1XSA9ICJIZWxsbyB3b3JsZCI7CmludCBpPTA7CmNoYXIgY2g7CmNoID0gc1srK2ldOwpwcmludGYoIiVjIiwgY2gpOwpjaCA9IHNbaSsrXTsKcHJpbnRmKCIlYyIsIGNoKTsKY2ggPSBzW2krK107CnByaW50ZigiJWMiLCBjaCk7CnJldHVybiAwOwp9Cgo=