已采纳回答 / 慕移动036301
#include <stdio.h>#include <stdlib.h>int main(){ system("pause"); return 0;}可以！
2020-07-10
//使用while循环
while(i<=100)
{
i++;
sum += flag*i;
flag *= -1;
}
while(i<=100)
{
i++;
sum += flag*i;
flag *= -1;
}
2020-07-09
最新回答 / 慕前端3368111
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2020-07-09
