T = int(input())
X = [int(input()) for a in range(T)]
X.insert(0, 0)
for j in range(T):
    if (abs(X[x])+abs(X[x+1]))%2 == 0:
        print('F')
        flag = 1
        break
if X[1] == 0:
    flag = 1
if not flag:
    print('T')