#Exercice 1

for i in range(1, 11):
    print("2 x", i, "=", 2*i)
    
# Exercice 2

n = int(input("Quel table voulez vous ? "))
for i in range(1, 11):
    print("2 x", i, "=", n*i)

# Exercice 3
for i in range(1, 11):
    if i%2 == 0 :
        print(i, "est pair.")
    else:
        print(i, "est impair.")
        
# Exercice 4
# Sortie 1
s = ""
for _ in range(5):
    s = s + "*"
    print(s)
    
# Sortie 2
s = ""
for i in range(5, 0, -1):
    s = ""
    for _ in range(i):
        s = s + "*"
    print(s)

# Exercice 5 
somme = 0
for i in range(1, 101):
    somme = somme + i
print(somme)

a = 0
b = 1
n = int(input("Combien de termes de la suite de fibbonacci voulez-vous ?"))
for _ in range(n):
    temp = b
    b = b + a
    a = temp
print(b)