单选题库

7
1
2 3
3 4 5
4 5 6 7
5 6 7 8 9
6 7 8 9 10 11
7 8 9 10 11 12 13

//////////////////////////////

int lineNum;
cin >> lineNum;
for (int i= 1; i < lineNum+1; i++){
    for(int __________________)
        cout << j << " ";
    cout << endl;
}

int loopCount = 0;
for (int i = 1; i < 5; i += 2)
    loopCount += 1;
cout << (loopCount);

int a,b;
cin >> a >> b;
if(a&&b)
    cout << ("1");
else if(!(a||b))
    cout << ("2");
else if(a || b)
    cout << ("3");
else
    cout << ("4");

int i;
for (i = 0; i < 10; i++){
    if (i % 2)
        break;
    cout << "0#";
}
if(i==10) cout << "1#";