输入浮点数错
#include "math.h"main()
{
float a,b,c,disc,x1,x2,p,q;
scanf("a=%f,b=%f,c=%f",&a,&b,&c);
disc=b*b-4*a*c;
p=-b/(2*a);
q=sqrt(disc)/(2*a);
x1=p+q;
x2=p-q;
printf("x1的值为:x1=%f\nx2的值为:x2=%f\n",x1,x2);
}
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......
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