int fun1(int a,int b,int c) {
return (int)pow(b, 2) - 4 * a * c;
}
int main() {
int a = 0;
int b = 0;
int c = 0;
scanf("%d %d %d",&a,&b,&c);
if (a==0) {
printf("输入错误\n");
return 1;
}
int d = fun1(a,b,c);//求判别式
int ret = (int)sqrt(d);
int result = 0;
if (d>0) {
printf("%d\n", (-b + ret) / 2 * a);
printf("%d\n",(-b-ret)/2*a);
}
else if (d==0) {
result = -b / 2 * a;
printf("%d\n",result);
}
else printf("无根\n");
return 0;
}
#include <stdio.h>
#include<stdlib.h>
#include<string.h>
#include<math.h>
float more(int a, int b, int t);//大于0
float equal(int a, int b);//小于0
int main(void)
{
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