#include<stdio.h> #include<math.h> int main(){ float a,b,c,x1,x2,sum; scanf("%f %f %f",&a,&b,&c); sum = b*b-4*a*c; if(sum<0){ printf("no answer"); } else if(sum==0){ x1= (-b)/(2*a); x2=x1; }else{ x1= (-b+sqrt(sum))/(2*a); x2= (-b-sqrt(sum))/(2*a); } printf("%.2f %.2f",x1,x2); return 0; } |
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