#include <stdio.h>

int main() {
    int a=1, b, c, d;
    d = (b = a++, c=b+2);
    //b=1, c=3
    //d=3 (맨 끝 오른쪽 값)
    printf("a=%d, b=%d, c=%d, d=%d\n", a, b, c, d);
    //a=2, b=1, c=3, d=3
    return 0;
}