這個循環沒有被break掉么? 是個死循環?
sum = 0
x = 1
n = 1
while True:
??? c=0
??? if c <=19:
??????? sum+=pow(2,c)
??????? c+=1
??? else:
??????? break
print sum
sum = 0
x = 1
n = 1
while True:
??? c=0
??? if c <=19:
??????? sum+=pow(2,c)
??????? c+=1
??? else:
??????? break
print sum
2018-12-06
舉報
2018-12-06
你每次進入都會把C變為0,所以會一直循環