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谁能告诉我这是为什么 讨厌的getline总觉得getline有问题
如果输入
START
NS BFW, JAJSYX TK NRUTWYFSHJ FWJ YMJ WJXZQY TK YWNANFQ HFZXJX
END
while(cin >> s && s != "ENDOFINPUT")
// 这一步 s = START 没错
//下一个循环这里的S = “BFW,"吃掉第二个。
{
getline(cin, input);
//第一次可是getline后 input竟然是空的 设么都没有
//第二次此时input = "JAJSYX TK NRUTWYFSHJ FWJ YMJ WJXZQY TK YWNANFQ HFZXJX" 已经不完整了
int i, k;
for(i = 0; i < input.length(); i ++)
{
if(input[i] >= 'A' && input[i] <= 'Z')
{
k = input[i] - 'A';
k = ((k - 5) + 26)%26;
input[i] = 'A' + k;
}
}
//上面循环自然不进行了
cout << input << endl;
//输出个空循环
cin >> s;
//这是的s = "NS"把一行的吃掉前一个单词
}
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