#include<cstdio> //scanf()\ int main(){ int a,b,c; scanf("%d%d%d",&a,&b,&c); if((a+b>c)&&(a-b>c)){ if((a*a+b*b=c*c)||(a*a+c*c=b*b)(c*c+b*b=a*a)){ printf("Right Triangle"); }else if((a=b)&&(b==c){ printf("Equilateral Triangle"); }else if((a==b)||(a==c)||(a==c)){ printf("Isosceles Triangle") }else{ printf("Simple Triangle") } }else{ printf("NO") } return 0; }