#include <stdio.h>
int main(void) {
int x,y,z;
scanf("%d%d%d",&x
,&y
,&z
); (x
==y
&&x
==z
)? printf("Equilateral Triangle"): (x
==y
||y
==z
||x
==z
)? printf("Isosceles Triangle"):printf("Scalene Triangle"); return 0;
}
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