import java.io.;
import java.util.;
public class Main{
public static void main(String arges[]) throws Exception{
Scanner cin = new Scanner(System.in);
var A = cin.nextDouble();
var B = cin.nextDouble();
var C = cin.nextDouble();
if(B > A)
{
double T = A;
A = B;
B = T;
}
if(C > A)
{
double T = A;
A = C;
C = T;
}
if(C > B)
{
double T = B;
B = C;
C = T;
}
/
System.out.print(A + ” ” + B+ ” ” + C + “\n”);
或者:System.out.printf(“%.1f\t%.1f\t%.1f”,A,B,C);
/
if(A >= B + C) System.out.printf(“NAO FORMA TRIANGULO”);
else
{
if(A * A == B * B + C * C) System.out.printf(“TRIANGULO RETANGULO\n”);
if(A * A > B * B + C * C) System.out.printf(“TRIANGULO OBTUSANGULO\n”);
if(A * A < B * B + C * C) System.out.printf(“TRIANGULO ACUTANGULO\n”);
if(A == B && B == C) System.out.printf(“TRIANGULO EQUILATERO\n”);
else if(A == B || B == C || A == C) System.out.printf(“TRIANGULO ISOSCELES\n”); //else对应着if
}
}
}