/*
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}
*/
/*
#include <stdio.h>
int main ()
{
int num1, num2 ,num3,temp;
scanf("%d %d %d",&num1, &num2, &num3);
if(num1 >= num2){
temp = num2;
num2 = num1;
num1 = temp;
}
if(num2 >= num3){
temp = num3;
num3 = num2;
num2 = temp;
}
if(num1 >= num2){
temp = num2;
num2 = num1;
num1 = temp;
}
if(num3< num1 + num2){
if(num1 == num2 && num2 == num3){printf("정삼각형");}
else if(num1 == num2 || num2 == num3 || num3 == num1 ){printf("이등변삼각형");}
else if(pow(num3,2) == pow(num1,2)+pow(num2,2)){printf("직각삼각형");}
else{printf("삼각형");}
}
else{printf("삼각형아님");}
return 0;
}
*/