Standard input is empty

1 X 1 = 1;
1 X 2 = 2;
1 X 3 = 3;
1 X 4 = 4;
1 X 5 = 5;
1 X 6 = 6;
1 X 7 = 7;
1 X 8 = 8;
1 X 9 = 9;
1 X 10 = 10;
1 X 11 = 11;
1 X 12 = 12;
1 X 13 = 13;
1 X 14 = 14;
2 X 1 = 2;
2 X 2 = 4;
2 X 3 = 6;
2 X 4 = 8;
2 X 5 = 10;
2 X 6 = 12;
2 X 7 = 14;
2 X 8 = 16;
2 X 9 = 18;
2 X 10 = 20;
2 X 11 = 22;
2 X 12 = 24;
2 X 13 = 26;
2 X 14 = 28;
3 X 1 = 3;
3 X 2 = 6;
3 X 3 = 9;
3 X 4 = 12;
3 X 5 = 15;
3 X 6 = 18;
3 X 7 = 21;
3 X 8 = 24;
3 X 9 = 27;
3 X 10 = 30;
3 X 11 = 33;
3 X 12 = 36;
3 X 13 = 39;
3 X 14 = 42;
4 X 1 = 4;
4 X 2 = 8;
4 X 3 = 12;
4 X 4 = 16;
4 X 5 = 20;
4 X 6 = 24;
4 X 7 = 28;
4 X 8 = 32;
4 X 9 = 36;
4 X 10 = 40;
4 X 11 = 44;
4 X 12 = 48;
4 X 13 = 52;
4 X 14 = 56;
5 X 1 = 5;
5 X 2 = 10;
5 X 3 = 15;
5 X 4 = 20;
5 X 5 = 25;
5 X 6 = 30;
5 X 7 = 35;
5 X 8 = 40;
5 X 9 = 45;
5 X 10 = 50;
5 X 11 = 55;
5 X 12 = 60;
5 X 13 = 65;
5 X 14 = 70;
6 X 1 = 6;
6 X 2 = 12;
6 X 3 = 18;
6 X 4 = 24;
6 X 5 = 30;
6 X 6 = 36;
6 X 7 = 42;
6 X 8 = 48;
6 X 9 = 54;
6 X 10 = 60;
6 X 11 = 66;
6 X 12 = 72;
6 X 13 = 78;
6 X 14 = 84;
7 X 1 = 7;
7 X 2 = 14;
7 X 3 = 21;
7 X 4 = 28;
7 X 5 = 35;
7 X 6 = 42;
7 X 7 = 49;
7 X 8 = 56;
7 X 9 = 63;
7 X 10 = 70;
7 X 11 = 77;
7 X 12 = 84;
7 X 13 = 91;
7 X 14 = 98;
8 X 1 = 8;
8 X 2 = 16;
8 X 3 = 24;
8 X 4 = 32;
8 X 5 = 40;
8 X 6 = 48;
8 X 7 = 56;
8 X 8 = 64;
8 X 9 = 72;
8 X 10 = 80;
8 X 11 = 88;
8 X 12 = 96;
8 X 13 = 104;
8 X 14 = 112;
9 X 1 = 9;
9 X 2 = 18;
9 X 3 = 27;
9 X 4 = 36;
9 X 5 = 45;
9 X 6 = 54;
9 X 7 = 63;
9 X 8 = 72;
9 X 9 = 81;
9 X 10 = 90;
9 X 11 = 99;
9 X 12 = 108;
9 X 13 = 117;
9 X 14 = 126;
10 X 1 = 10;
10 X 2 = 20;
10 X 3 = 30;
10 X 4 = 40;
10 X 5 = 50;
10 X 6 = 60;
10 X 7 = 70;
10 X 8 = 80;
10 X 9 = 90;
10 X 10 = 100;
10 X 11 = 110;
10 X 12 = 120;
10 X 13 = 130;
10 X 14 = 140;
11 X 1 = 11;
11 X 2 = 22;
11 X 3 = 33;
11 X 4 = 44;
11 X 5 = 55;
11 X 6 = 66;
11 X 7 = 77;
11 X 8 = 88;
11 X 9 = 99;
11 X 10 = 110;
11 X 11 = 121;
11 X 12 = 132;
11 X 13 = 143;
11 X 14 = 154;
12 X 1 = 12;
12 X 2 = 24;
12 X 3 = 36;
12 X 4 = 48;
12 X 5 = 60;
12 X 6 = 72;
12 X 7 = 84;
12 X 8 = 96;
12 X 9 = 108;
12 X 10 = 120;
12 X 11 = 132;
12 X 12 = 144;
12 X 13 = 156;
12 X 14 = 168;
13 X 1 = 13;
13 X 2 = 26;
13 X 3 = 39;
13 X 4 = 52;
13 X 5 = 65;
13 X 6 = 78;
13 X 7 = 91;
13 X 8 = 104;
13 X 9 = 117;
13 X 10 = 130;
13 X 11 = 143;
13 X 12 = 156;
13 X 13 = 169;
13 X 14 = 182;
14 X 1 = 14;
14 X 2 = 28;
14 X 3 = 42;
14 X 4 = 56;
14 X 5 = 70;
14 X 6 = 84;
14 X 7 = 98;
14 X 8 = 112;
14 X 9 = 126;
14 X 10 = 140;
14 X 11 = 154;
14 X 12 = 168;
14 X 13 = 182;
14 X 14 = 196;