#include <iostream>
#include <cstring>
using namespace std;
int a[40010], n, zt = 0, iindex = 0, m;
int main() {
    cin >> n;
    memset(a, 0, sizeof(a));
    for(; ; ) {
        cin >> m;
        for(int i = 1; i <= m; i++) a[i] = zt;
        zt = !zt, iindex += m;
        if(iindex = n * n) break;
    }
    int j = 1;
    for(int i = 1; i <= n; i++) {
        for(; j <= n; j++) cout << a << " ";
        cout << endl;
    }
    return 0;
}

0分求助