print("안녕하세요")
test_a = 3
if test_a ==3:
    print("3")
else:
    print("3이 아니다.")

    for i in range(0,10):
        print(i)

temp = 0
while True:
    temp=temp+1
    print(temp)
    if temp>40:
     break

while temp < 60:
        temp += 1
        print(temp)

def add_function(x):
    y=x+3
    return y
print(add_function(3))


