【在线等】【哪里有问题?】解一元二次方程的C程序
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【在线等】【哪里有问题?】解一元二次方程的C程序
#include
#include
main()
{
double a,b,c,d,x1,x2;
printf("Please input 3 number,use ',' to separate them\n");
scanf("%lf,l%f,%lf",&a,&b,&c);
d=b*b-4*a*c;
x1=(-b+sqrt(d))/2*a;
x2=(-b-sqrt(d))/2*a;
if (fabs(d)1e-6) printf("the Answer of ax^2+bx+c=0 is x1=%8.1lf,x2=%8.1lf\n",x1,x2);
else printf("the Answer of ax^2+bx+c=0 is none\n");
}
#include
#include
main()
{
double a,b,c,d,x1,x2;
printf("Please input 3 number,use ',' to separate them\n");
scanf("%lf,l%f,%lf",&a,&b,&c);
d=b*b-4*a*c;
x1=(-b+sqrt(d))/2*a;
x2=(-b-sqrt(d))/2*a;
if (fabs(d)1e-6) printf("the Answer of ax^2+bx+c=0 is x1=%8.1lf,x2=%8.1lf\n",x1,x2);
else printf("the Answer of ax^2+bx+c=0 is none\n");
}
![【在线等】【哪里有问题?】解一元二次方程的C程序](/uploads/image/z/17357698-10-8.jpg?t=%E3%80%90%E5%9C%A8%E7%BA%BF%E7%AD%89%E3%80%91%E3%80%90%E5%93%AA%E9%87%8C%E6%9C%89%E9%97%AE%E9%A2%98%3F%E3%80%91%E8%A7%A3%E4%B8%80%E5%85%83%E4%BA%8C%E6%AC%A1%E6%96%B9%E7%A8%8B%E7%9A%84C%E7%A8%8B%E5%BA%8F)
scanf("%lf,
(这里有问题应该是%lf)
,%lf",&a,&b,&c);
(这里有问题应该是%lf)
,%lf",&a,&b,&c);