C++ 嵌套循环单步可视化

for (int i = 1; i <= 3; i++) {
    for (int j = 1; j <= 2; j++) {
        cout << "(" << i << ", " << j << ") ";
    }
    cout << endl;
}

内存中的变量状态

i = ?

j = ?

点击“下一步”开始执行程序

控制台输出 (Console)