解一元二次方程ax2+bx+c=0的解.c语言编程求代码

#include "stdio.h"#include "math.h"main(){ float a,b,c,p,q,k,l;{printf("\n\n\n");printf(">> 输入a,b,c \n\n>> ");scanf("%f,%f,%f",&a,&b,&c);printf("\n-----------------------------...