对C语言不精通，我编了个程序希望，大家帮忙看看啊，看我的程序错在哪里啊，谢谢！

#include "math.h"
  double fftsf(x)             （定义积分函数）
  double x;
  { double y;
    y=f11(x);
    return(y);
  }

   double fftsf(x)
  { double y;
    y=f(12);
    return(y);
  }

double f11(double x,double e,double fc,double z)      （ 定义被积分函数）
  {
 if((e<=0.002)&&(e>=0))
  f11=fc*((2*(e-z*x))/0.002-((e-z*x)/0.002)*((e-z*x)/0.002));
     else if((e<=0.0033)&&(e>=0.002))
    f11=fc*(1-0.15*((e-z*x)-0.002)/0.0013);
         return (f11);
          else
        printf("error\n");
       }

      double f12(double x,double z,double fc,double e)
      {
      f12=fc*((2*(e-z*x))/0.002-((e-z*x)/0.002)*((e-z*x)/0.002))
      return (f12);
      }

  #include "stdio.h"
    #include "9ffts.c"
    main()
    {
      double a,eps,e,k,fc,ft,fy1,fy2,es1,es2,h,as1,as2,as,ey1,ey2;
      double z,xx1,xx2,gh1,gh2,t11;b;
      double a12,b12,t12,h0;      
      k=0.50;
      fc=16.7;
      ft=1.78;
      fy1=354.00;
      fy2=354.00;
      es1=210000.00;
      es2=210000.00;
      h=350.00;
      as1=0.0;
      as2=461.0;
      as=35.0;
      h0=h-as;
      ey1=fy1/es1;
      ey2=fy2/es2;
      while(e<=0.0033)
      z=e/(k*h0);
      xx1=300.00;
      xx2=-300.00;
      gh1=0.002/z;
      gh2=0.0001/z;
    a=0.0; b=k*h0-gh1; eps=0.000001;     （积分上限，下限，积分精度）
      t11=ffts(a,b,eps,f11);
    a=k*h0-gh1; b=k*h0; eps=0.000001;
      t12=ffts(a,b,eps,f12);
  yn=t11+t12;                             （积分求和）     
while ((xx2<=yn)&&(yn<=xx1))
       z=e/(k*h0);
       scanf("%f,%f,%f",&e,&k,&z);
        if(yn<xx2)
         do {k=k+0.0001;}
         while (xx2<=yn);
        if(yn>xx1)
          do {k=k-0.0001;}
         while (yn<=xx1);
            printf("%f\n","%f\n",&z,&yn);  （ 输出结果）                  
          return 0;
     }

[[it] 本帖最后由 liaobiao0903 于 2008-7-29 10:36 编辑 [/it]]

你才学会一点就急着编程序？先把C基础学会，你现在离编程还比较远。。

楼上的怎么这样打击人呢？我是学过C语言，计算机二级也过了，但是就没编过大的程序，函数多了就有些晕，如果楼主是高手的话就应该指出我的程序问题出在哪，而不是在打击人。如果你提出了问题，本人将不甚感激！

这个问题我能帮你解答，去这个两博客其中的一个，把问题写到留言版上，我马上给你解答。
http://dlstudenting.
http://fxstudenting.blog.

请各位大侠看看啊！

人家不是打击你，我编译了一下，你看看结果吧：

---------- GCC C/C++ ----------
正在编译 C 程序：C:\Documents and Settings\QQ\桌面\tt.c ...
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\168' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\182' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\168' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\210' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\229' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\187' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\253' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\183' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\214' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\186' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\175' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\202' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\253' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:2: error: stray '\169' in program
C:\Documents and Settings\QQ\桌面\tt.c: In function `fftsf':
C:\Documents and Settings\QQ\桌面\tt.c:6: warning: implicit declaration of function `f11'
C:\Documents and Settings\QQ\桌面\tt.c: At top level:
C:\Documents and Settings\QQ\桌面\tt.c:11: error: redefinition of 'fftsf'
C:\Documents and Settings\QQ\桌面\tt.c:4: error: previous definition of 'fftsf' was here
C:\Documents and Settings\QQ\桌面\tt.c: In function `fftsf':
C:\Documents and Settings\QQ\桌面\tt.c:13: warning: implicit declaration of function `f'
C:\Documents and Settings\QQ\桌面\tt.c: At top level:
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\168' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\182' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\168' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\210' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\229' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\177' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\187' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\187' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\253' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\183' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\214' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\186' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\175' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\202' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\253' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:17: error: stray '\169' in program
C:\Documents and Settings\QQ\桌面\tt.c:18: error: conflicting types for 'f11'
C:\Documents and Settings\QQ\桌面\tt.c:6: error: previous implicit declaration of 'f11' was here
C:\Documents and Settings\QQ\桌面\tt.c: In function `f11':
C:\Documents and Settings\QQ\桌面\tt.c:20: error: invalid lvalue in assignment
C:\Documents and Settings\QQ\桌面\tt.c:22: error: invalid lvalue in assignment
C:\Documents and Settings\QQ\桌面\tt.c:23: error: incompatible types in return
C:\Documents and Settings\QQ\桌面\tt.c:24: error: syntax error before "else"
C:\Documents and Settings\QQ\桌面\tt.c: In function `f12':
C:\Documents and Settings\QQ\桌面\tt.c:31: error: invalid lvalue in assignment
C:\Documents and Settings\QQ\桌面\tt.c:31: error: syntax error before "return"
C:\Documents and Settings\QQ\桌面\tt.c:35:19: 9ffts.c: No such file or directory
C:\Documents and Settings\QQ\桌面\tt.c: At top level:
C:\Documents and Settings\QQ\桌面\tt.c:37: warning: return type defaults to `int'
C:\Documents and Settings\QQ\桌面\tt.c: In function `main':
C:\Documents and Settings\QQ\桌面\tt.c:39: error: `b' undeclared (first use in this function)
C:\Documents and Settings\QQ\桌面\tt.c:39: error: (Each undeclared identifier is reported only once
C:\Documents and Settings\QQ\桌面\tt.c:39: error: for each function it appears in.)
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\168' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\187' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\253' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\183' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\214' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\201' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\207' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\207' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\222' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\172' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\207' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\194' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\207' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\222' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\172' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\187' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\253' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\183' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\214' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\190' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\171' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\182' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\200' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:61: error: stray '\169' in program
C:\Documents and Settings\QQ\桌面\tt.c:62: warning: implicit declaration of function `ffts'
C:\Documents and Settings\QQ\桌面\tt.c:65: error: invalid lvalue in assignment
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\168' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\187' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\253' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\183' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\214' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\199' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\243' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\186' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\205' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:65: error: stray '\169' in program
C:\Documents and Settings\QQ\桌面\tt.c:66: error: invalid operands to binary <=
C:\Documents and Settings\QQ\桌面\tt.c:66: error: invalid operands to binary <=
C:\Documents and Settings\QQ\桌面\tt.c:68: warning: float format, double arg (arg 2)
C:\Documents and Settings\QQ\桌面\tt.c:68: warning: float format, double arg (arg 3)
C:\Documents and Settings\QQ\桌面\tt.c:68: warning: float format, double arg (arg 4)
C:\Documents and Settings\QQ\桌面\tt.c:69: error: invalid operands to binary <
C:\Documents and Settings\QQ\桌面\tt.c:71: error: invalid operands to binary <=
C:\Documents and Settings\QQ\桌面\tt.c:72: error: invalid operands to binary >
C:\Documents and Settings\QQ\桌面\tt.c:74: error: invalid operands to binary <=
C:\Documents and Settings\QQ\桌面\tt.c:75: warning: double format, pointer arg (arg 2)
C:\Documents and Settings\QQ\桌面\tt.c:75: warning: too many arguments for format
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\168' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\202' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\228' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\179' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\246' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\189' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\225' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\185' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\251' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\163' in program
C:\Documents and Settings\QQ\桌面\tt.c:75: error: stray '\169' in program
C:\Documents and Settings\QQ\桌面\tt.c:40: warning: unused variable `a12'
C:\Documents and Settings\QQ\桌面\tt.c:40: warning: unused variable `b12'
C:\Documents and Settings\QQ\桌面\tt.c:77:2: warning: no newline at end of file
编译失败！请检查错误！

输出完成 (耗时: 1 秒)

修改了一下明显的错误，结果是这样的：

---------- GCC C/C++ ----------
正在编译 C 程序：C:\Documents and Settings\QQ\桌面\tt.c ...
C:\Documents and Settings\QQ\桌面\tt.c: In function `fftsf':
C:\Documents and Settings\QQ\桌面\tt.c:6: warning: implicit declaration of function `f11'
C:\Documents and Settings\QQ\桌面\tt.c: At top level:
C:\Documents and Settings\QQ\桌面\tt.c:11: error: redefinition of 'fftsf'
C:\Documents and Settings\QQ\桌面\tt.c:4: error: previous definition of 'fftsf' was here
C:\Documents and Settings\QQ\桌面\tt.c: In function `fftsf':
C:\Documents and Settings\QQ\桌面\tt.c:13: warning: implicit declaration of function `f'
C:\Documents and Settings\QQ\桌面\tt.c: At top level:
C:\Documents and Settings\QQ\桌面\tt.c:18: error: conflicting types for 'f11'
C:\Documents and Settings\QQ\桌面\tt.c:6: error: previous implicit declaration of 'f11' was here
C:\Documents and Settings\QQ\桌面\tt.c: In function `f11':
C:\Documents and Settings\QQ\桌面\tt.c:20: error: invalid lvalue in assignment
C:\Documents and Settings\QQ\桌面\tt.c:22: error: invalid lvalue in assignment
C:\Documents and Settings\QQ\桌面\tt.c:23: error: incompatible types in return
C:\Documents and Settings\QQ\桌面\tt.c:24: error: syntax error before "else"
C:\Documents and Settings\QQ\桌面\tt.c: In function `f12':
C:\Documents and Settings\QQ\桌面\tt.c:31: error: invalid lvalue in assignment
C:\Documents and Settings\QQ\桌面\tt.c:31: error: syntax error before "return"
C:\Documents and Settings\QQ\桌面\tt.c:35:19: 9ffts.c: No such file or directory
C:\Documents and Settings\QQ\桌面\tt.c: At top level:
C:\Documents and Settings\QQ\桌面\tt.c:37: warning: return type defaults to `int'
C:\Documents and Settings\QQ\桌面\tt.c: In function `main':
C:\Documents and Settings\QQ\桌面\tt.c:39: error: `b' undeclared (first use in this function)
C:\Documents and Settings\QQ\桌面\tt.c:39: error: (Each undeclared identifier is reported only once
C:\Documents and Settings\QQ\桌面\tt.c:39: error: for each function it appears in.)
C:\Documents and Settings\QQ\桌面\tt.c:62: warning: implicit declaration of function `ffts'
C:\Documents and Settings\QQ\桌面\tt.c:68: warning: float format, double arg (arg 2)
C:\Documents and Settings\QQ\桌面\tt.c:68: warning: float format, double arg (arg 3)
C:\Documents and Settings\QQ\桌面\tt.c:68: warning: float format, double arg (arg 4)
C:\Documents and Settings\QQ\桌面\tt.c:75: warning: double format, pointer arg (arg 2)
C:\Documents and Settings\QQ\桌面\tt.c:75: warning: too many arguments for format
C:\Documents and Settings\QQ\桌面\tt.c:40: warning: unused variable `a12'
C:\Documents and Settings\QQ\桌面\tt.c:40: warning: unused variable `b12'
编译失败！请检查错误！

输出完成 (耗时: 0 秒)

强烈鄙视人肉广告机……

你这个错误太多了。。语法，逻辑，等等

先從簡單的程序寫起試試