#include<stdio.h>
#include<math.h>
float x1,x2,disc,p,q;
void main()
{void dayuling(float,float);
void dengyuling(float,float);
void xiaoyuling(float,float);
float a,b,c;
printf("\ninput a,b,c:");
scanf("%f,%f,%f",&a,&b,&c);
printf("equation:%5.2f*x*x+%5.2f*x+%5.2f=0\n",a,b,c);
disc=b*b-4*a*c;
printf("root:\n");
if(disc>0)
{dayuling(a,b);
printf("x1=%f\t\tx2=%f\n",x1,x2);
}
else if(disc==0)
{dengyuling(a,b);
printf("x1=%f\t\tx2=%f\n",x1,x2);
}
else
{xiaoyuling(a,b);
printf("x1=%f+%fi\tx2=%f-%fi\n",p,q,p,q);
}
}
void dayuling(float a,float b)
{x1=(-b+sqrt(disc))/(2*a);
x2=(-b-sqrt(disc))/(2*a);
}
void dengyuling(float a,float b)
{x1=x2=(-b)/(2*a);
}
void xiaoyuling(float a,float b)
{p=-b/(2*a);
q=sqrt(-disc)/(2*a);
}
哪儿错了?
C语言怎么调试框中看到每一步的值啊?