输出到最后面时候
#include就不输出了
using namespace std;
int b[500];
int main()
{
int n;
cin >> n;
for (int i = 0; i < 2 * n; i++)
{
cin >> b[i];
}
int t = 0;
for (int i = 0; i < 2 * n; i++)
{
if (i % 2 == 0)
{
while (b[i]--)
{
if (t == n)
{
cout << endl;
t = 0;
}
cout << 0;
t++;
}
}
else
{
while (b[i]--)
{
if (t == n)
{
cout << endl;
t = 0;
}
cout << 1;
t++;
}
}
}
return 0;
}
