#include <stdio.h> #include <stdlib.h> #include <math.h> int main()//判断是否为闰年 { int a,b,c; double d; scanf("%d%d%d",&a,&b,&c); d=sqrt(b*b-4*a*c); printf("%.2lf %.2lf",(-b+d)/(2*a),(-b-d)/(2*a)); return 0; } |
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