摘要： #includeint main(void){ void sum_diff(float op1,float op2,float *psum,float *pdiff); float psum,pdiff; float op1,op2; //输入op1，op2，并且是float,所以用%f； printf("输入："); scanf("%f%f",&op1,&op2); //调用自定义函数； sum_diff(op1,op2,&psum,&pdiff); printf("*psum=%f,*pdiff=%f&quo 阅读全文