加和减法的运算符优先级测试

#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;
}