📝 Q5. 执行后 sum 的值? ```cpp int arr[2][3][2]={{{1,2},{3,4},{5,6}},{{7,8},{9,10},{11,12}}}; int sum=0; for(...)if((i+j+k)%2==0)sum+=arr[i][j][k]; ```
📂 C++
· ⚡ 难度 4
· ❓ 单选题
· 📖 GESP四级真题
Q5. 执行后 sum 的值?
```cpp
int arr[2][3][2]={{{1,2},{3,4},{5,6}},{{7,8},{9,10},{11,12}}};
int sum=0;
for(...)if((i+j+k)%2==0)sum+=arr[i][j][k];
```