#include C++
#include
using namespace std;
void main()
{
char n,choice;
while (1) {
cout << "Menu:A(dd) D(elete) S(ort) Q(uit) Select one " << endl;
cin >> choice;
choice = n;
if (n == 'A') {
cout << "数据已经增加" << endl;
continue;
}
else if (n == 'D') {
cout << "数据已经删除"<<endl;
continue;
}
else if (n == 'S') {
cout << "数据已经排序"<<endl;
continue;
}
else if (n == 'Q')
break;
}
choice = n;
改成
n = choice;
你题目的解答代码如下:
#include <iostream>
using namespace std;
int main()
{
char n, choice;
while (1)
{
cout << "Menu:A(dd) D(elete) S(ort) Q(uit) Select one " << endl;
cin >> choice;
n = choice;
if (n == 'A')
{
cout << "数据已经增加" << endl;
continue;
}
else if (n == 'D')
{
cout << "数据已经删除" << endl;
continue;
}
else if (n == 'S')
{
cout << "数据已经排序" << endl;
continue;
}
else if (n == 'Q')
break;
}
return 0;
}
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