sum = 0
x = 1
n = 1
while True:
sum += x
x*=2
n+=1
if n > 20:
break
print sum
这样可以
sum = 0
x = 1
n = 1
while True:
sum += x
x*=2
n+=1
if n > 20:
break
print sum
这样不可以
break的缩进有影响
x = 1
n = 1
while True:
sum += x
x*=2
n+=1
if n > 20:
break
print sum
这样可以
sum = 0
x = 1
n = 1
while True:
sum += x
x*=2
n+=1
if n > 20:
break
print sum
这样不可以
break的缩进有影响
2017-02-15
sum = 0
x = 1
while x < 100:
sum += x
x += 2
print sum
x = 1
while x < 100:
sum += x
x += 2
print sum
2017-02-15
sum = 0
x = 0
while True:
x = x + 1
if x > 100:
break
if 1&x:
sum=sum+x
else:
continue
print sum
x = 0
while True:
x = x + 1
if x > 100:
break
if 1&x:
sum=sum+x
else:
continue
print sum
2017-02-14
sum = 0
x = 0
while True:
x = x + 1
if x > 100:
break
if x%2==0:
continue
sum=sum+x
print sum
x = 0
while True:
x = x + 1
if x > 100:
break
if x%2==0:
continue
sum=sum+x
print sum
2017-02-14