C语言运算符优先级

/* rules.c -- precedence test */
#include <stdio.h>
int main(void)
{
    int top, score;

    top = score = -(2 + 5) * 6 + (4 + 3 * (2 + 3));
    printf("top = %d, score = %d\n", top, score);

    return 0;
}