#include<stdio.h>
void classify_triangle(int a,int b,int c)
{
    if(a==b && b==c)
    {
        printf("Equilateral\n");
    }
    else if ( a==b || b==c || a==c)
    {
        printf("Isosceles\n");
    }
    else
    {
        printf("Scalene");
    }
}
int main()
{
    int a,b,c;
    printf("Enter the lengths of the sides of the triangle:");
    scanf("%d %d %d", &a, &b, &c):
    classify_triangle(a,b,c);
    return 0;
}