#4WA，求dalao帮忙

zhangxiuping1393 @ 2022-08-12 21:15:10

#include <iostream>
using namespace std;

int main() {
    int n;
    cin >> n;
    while (n != 1) {
        if (n % 2 != 0) {
            cout << n << "*" << 3 << "+" << 1 << "=";
            n = n * 3 + 1;
            cout << n << endl;
        } else if (n % 2 == 0) {
            cout << n << '/' << 2 << '=';
            n = n / 2;
            cout << n << endl;
        }
        if (n == 1)
            cout << "End";
    }
    return 0;
}

by ykzzldz @ 2022-08-12 21:21:14

#include <iostream>
using namespace std;

int main() {
    int n;
    cin >> n;
    while (1) {

        if (n == 1)
        {
            cout << "End";
            return 0;
        }
        if (n % 2 != 0) {
            cout << n << "*" << 3 << "+" << 1 << "=";
            n = n * 3 + 1;
            cout << n << endl;
        } else if (n % 2 == 0) {
            cout << n << '/' << 2 << '=';
            n = n / 2;
            cout << n << endl;
        }

    }
    return 0;
}

@zhangxiuping1393

by tyzc114514 @ 2022-08-12 21:21:24

@zhangxiuping1393 ,你应该把cout<<"End";写在循环外面，把if (n == 1)删掉

by tyzc114514 @ 2022-08-12 21:22:17

@ykzzldz ,你忘了输出End

by zhangxiuping1393 @ 2022-08-12 21:23:18

多谢，过了

@liuzejiang

by ykzzldz @ 2022-08-12 21:23:34

@liuzejiang我把它提上面了/kk

by tyzc114514 @ 2022-08-12 21:24:09

@ykzzldz ,对不起，没看到

by ykzzldz @ 2022-08-12 21:25:25

@liuzejiang不然判断会错