#include "stdio.h"
main( )
{ float a,b,c,d,k,x,y;
printf("enterA点坐标:");
scanf("%f%f\n",&a,&b);
printf("enterB点坐标:");
scanf("%f%f\n",&c,&d);
k=(b-d)/(a-c);
b=b-k*a;
printf("k=%g,b=%g\n",k,b);
printf("直线方程y=%g*x+%g\n",k,b);
printf("enter x的值:");
scanf("%f",&x);
y=k*x+b;
printf("y=%g\n",y);
return 0;
}
哪里错了，，，，求帮忙
