View Code of Problem 42

#include <stdio.h>
#include <math.h>

int main()
{
	float a, b, c;
	float x1, x2, delta;
	scanf("%f %f %f", &a, &b, &c);
	delta = b*b - 4.0*a*c;
	if ( delta > 0 )
	{
		x1 = (-b + sqrt(delta))/(2*a);
		x2 = (-b - sqrt(delta))/(2*a);	
		if ( x1 >= x2 )
		{
			printf("%.2f %.2f", x1, x2); 
		}
		else
		{
			printf("%.2f %.2f", x2, x1);
		}
	} 
	else
	{
		printf("无实数根！") 
	} 
	return 0;
} 
/*
Main.c: In function 'main':
Main.c:26:2: error: expected ';' before '}' token
  } 
  ^
*/