func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxn = 151;   const int inf = 0x7f7f7f7f;   const int mod = (int)(1e9 + 7);   const long long INF = 0x7f7f7f7f7f7f7f7fLL;   const double eps = 1e-8;   const double pi = acos(-1.0);   const int mask = 65535;   int a[maxn];   int b[maxn];   void handle(int a[], int n) {     if (n == 1) {       a[0] = 1;       return;     }     if (n == 2) {       a[0] = 3;       a[1] = 4;       return;     }     if (n & 1) {       std::fill(a, a + maxn, 1);       a[0] = 2;       a[n - 1] = (n + 1) >> 1;     } else {       std::fill(a, a + maxn, 1);       a[n - 1] = (n - 1) >> 1;     }   }   int main() {     ios::sync_with_stdio(false);     int n, m;     int i, j;     cin >> n >> m;     handle(a, n);     handle(b, m);     for (i = 0; i < n; ++i) {       for (j = 0; j < m; ++j) {         if (j) cout <<    ;         cout << a[i] * b[j];       }       cout << endl;     }     return 0;   }   