[問題] 請問這個do...while迴圈如何改寫
我是c++新手
題目有點淺抱歉 = ="
int n,s=0;
n=7;
do{
s +=n;
n -=2;
}while(n>0);
以上
要怎麼改成while及for迴圈
請鄉民幫忙解答一下 @@
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