# include <stdio.h>
# include <conio.h>
# include <math.h>
main (void)
{
    double a ,b ,d ,e ,x ;

    int c;

    printf ("请输入父亲的身高单位厘米");

    scanf ("%lf",&a);
   
    printf ("请输入母亲的身高单位厘米");
   
    scanf ("%lf",&b);
   
    printf ("男生请输入1，女生请输入2");

    scanf ("%d", &c);

    switch (c)
    {
    case 1:printf ("请输入男生自己的身高单位厘米");

        scanf ("%lf",&d);
        
        e=(a+b)*1.08 /2;

        break;

    case 2:printf ("请输入女生自己的身高单位厘米");
         
        scanf ("%lf",&d);
        
        e=(a*0.923+b)/2;

    }

    printf ("理论身高单位厘米=%lf",e);
     
    x=e-d;
     
    if (x<3,&x>-3)

        printf ("结论符合公式");
   
        else

        printf ("结论不符公式");
         
        getch();

        return 0
}


:\安装文件\Microsoft Visual Studio\Common\MSDev98\Bin\Cpp1.cpp(44) : error C2446: '>' : no conversion from 'const int' to 'double *'
        Conversion from integral type to pointer type requires reinterpret_cast, C-style cast or function-style cast
F:\安装文件\Microsoft Visual Studio\Common\MSDev98\Bin\Cpp1.cpp(44) : error C2040: '>' : 'double *' differs in levels of indirection from 'const int'
F:\安装文件\Microsoft Visual Studio\Common\MSDev98\Bin\Cpp1.cpp(55) : error C2143: syntax error : missing ';' before '}'
执行 cl.exe 时出错.

Cpp1.exe - 1 error(s), 0 warning(s)

if (x<3,&x>-3) ？？你想完成 -3<x<3的这个判断？？？  最后的return 0缺;

不是求答案，想了好久了，大神救我啊

哦哦，确实掉了；  但计算机提示的看不懂，说什么整型变量有问题什么的

还有的问题呢，刚刚学，看不懂计算机提示

// x.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"


# include <stdio.h>
# include <conio.h>
# include <math.h>
main (void)
{
    double a ,b ,d ,e ,x ;

    int c;

    printf ("请输入父亲的身高单位厘米");

    scanf ("%lf",&a);
   
    printf ("请输入母亲的身高单位厘米");
   
    scanf ("%lf",&b);
   
    printf ("男生请输入1，女生请输入2");

    scanf ("%d", &c);

    switch (c)
    {
    case 1:printf ("请输入男生自己的身高单位厘米");

        scanf ("%lf",&d);
        
        e=(a+b)*1.08 /2;

        break;

    case 2:printf ("请输入女生自己的身高单位厘米");
         
        scanf ("%lf",&d);
        
        e=(a*0.923+b)/2;

    }

    printf ("理论身高单位厘米=%lf",e);
     
    x=e-d;
     
    if (x<3 && x>-3)

        printf ("结论符合公式");
   
        else

        printf ("结论不符公式");
         
        getch();

        return 0;
}