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给定如下for循环代码:
sum = 0 for i in range(1,6): sum += i print(sum)
sum = 0 i = 1 while i < 6: sum += i i += 1 print(sum)
sum = 0 i = 1 while i <=5: i += 1 sum +=i print(sum)
sum = 0 i =1 while i <5: sum +=i i +=1 print(sum)
sum = 0 i =1 while i <=6: sum +=i i +=1 print(sum)