Triangle

triangle.py

from itertools import combinations

def ifTri (a, b, c):
	if a + b > c and b + c > a and c + a > b:
		return True
	else:
		return False

inp = input().split(" ")
pool = []
for i in inp:
	pool.append(int(i))

possible = False

for comb in combinations(pool, 3):
	if ifTri(*comb):
		possible = True
		break

if possible:
	print("S")
else:
	print("N")