input
stringlengths
6
12
target
stringlengths
117
294
6548+458 =
< scratch > [6, 5, 4, 8] has 4 digits. [4, 5, 8] has 3 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 0 0 6.
78+996 =
< scratch > [7, 8] has 2 digits. [9, 9, 6] has 3 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 7 4.
768+839 =
< scratch > [7, 6, 8] has 3 digits. [8, 3, 9] has 3 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 0 7.
2495+7715 =
< scratch > [2, 4, 9, 5] has 4 digits. [7, 7, 1, 5] has 4 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 1 0.
4577+2598 =
< scratch > [4, 5, 7, 7] has 4 digits. [2, 5, 9, 8] has 4 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [4] + [2] , C = 0, 4 + 2 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 1 7 5.
9171+5881 =
< scratch > [9, 1, 7, 1] has 4 digits. [5, 8, 8, 1] has 4 digits. [1] + [1] , C = 0, 1 + 1 + 0 = 2, A ->2, C -> 0 [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 0 5 2.
7387+799 =
< scratch > [7, 3, 8, 7] has 4 digits. [7, 9, 9] has 3 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 1 8 6.
8989+79 =
< scratch > [8, 9, 8, 9] has 4 digits. [7, 9] has 2 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 0 6 8.
8625+796 =
< scratch > [8, 6, 2, 5] has 4 digits. [7, 9, 6] has 3 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 4 2 1.
9498+3512 =
< scratch > [9, 4, 9, 8] has 4 digits. [3, 5, 1, 2] has 4 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 0 1 0.
7257+993 =
< scratch > [7, 2, 5, 7] has 4 digits. [9, 9, 3] has 3 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 2 5 0.
2665+7888 =
< scratch > [2, 6, 6, 5] has 4 digits. [7, 8, 8, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 5 3.
36+994 =
< scratch > [3, 6] has 2 digits. [9, 9, 4] has 3 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 0.
5996+5395 =
< scratch > [5, 9, 9, 6] has 4 digits. [5, 3, 9, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 3 9 1.
986+14 =
< scratch > [9, 8, 6] has 3 digits. [1, 4] has 2 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 0.
7877+2572 =
< scratch > [7, 8, 7, 7] has 4 digits. [2, 5, 7, 2] has 4 digits. [7] + [2] , C = 0, 7 + 2 + 0 = 9, A ->9, C -> 0 [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 4 9.
7975+8778 =
< scratch > [7, 9, 7, 5] has 4 digits. [8, 7, 7, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 7 5 3.
996+409 =
< scratch > [9, 9, 6] has 3 digits. [4, 0, 9] has 3 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 0 5.
7235+4771 =
< scratch > [7, 2, 3, 5] has 4 digits. [4, 7, 7, 1] has 4 digits. [5] + [1] , C = 0, 5 + 1 + 0 = 6, A ->6, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 0 6.
957+377 =
< scratch > [9, 5, 7] has 3 digits. [3, 7, 7] has 3 digits. [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 3 4.
3789+9171 =
< scratch > [3, 7, 8, 9] has 4 digits. [9, 1, 7, 1] has 4 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [7] + [1] , C = 0, 7 + 1 + 0 = 9, A ->9, C -> 0 [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 9 6 0.
4999+8 =
< scratch > [4, 9, 9, 9] has 4 digits. [8] has 1 digits. [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 0 0 7.
677+8976 =
< scratch > [6, 7, 7] has 3 digits. [8, 9, 7, 6] has 4 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 6 5 3.
9099+5645 =
< scratch > [9, 0, 9, 9] has 4 digits. [5, 6, 4, 5] has 4 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 7 4 4.
604+9747 =
< scratch > [6, 0, 4] has 3 digits. [9, 7, 4, 7] has 4 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 5 1.
4365+8727 =
< scratch > [4, 3, 6, 5] has 4 digits. [8, 7, 2, 7] has 4 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [6] + [2] , C = 0, 6 + 2 + 0 = 9, A ->9, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 0 9 2.
9804+8488 =
< scratch > [9, 8, 0, 4] has 4 digits. [8, 4, 8, 8] has 4 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 2 9 2.
7957+2959 =
< scratch > [7, 9, 5, 7] has 4 digits. [2, 9, 5, 9] has 4 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 9 1 6.
1972+88 =
< scratch > [1, 9, 7, 2] has 4 digits. [8, 8] has 2 digits. [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 0 6 0.
568+556 =
< scratch > [5, 6, 8] has 3 digits. [5, 5, 6] has 3 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 2 4.
179+1892 =
< scratch > [1, 7, 9] has 3 digits. [1, 8, 9, 2] has 4 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 0 7 1.
8368+2184 =
< scratch > [8, 3, 6, 8] has 4 digits. [2, 1, 8, 4] has 4 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [3] + [1] , C = 0, 3 + 1 + 0 = 5, A ->5, C -> 0 [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 5 2.
458+743 =
< scratch > [4, 5, 8] has 3 digits. [7, 4, 3] has 3 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 1.
82+9966 =
< scratch > [8, 2] has 2 digits. [9, 9, 6, 6] has 4 digits. [2] + [6] , C = 0, 2 + 6 + 0 = 8, A ->8, C -> 0 [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 4 8.
8665+9807 =
< scratch > [8, 6, 6, 5] has 4 digits. [9, 8, 0, 7] has 4 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 4 7 2.
757+3343 =
< scratch > [7, 5, 7] has 3 digits. [3, 3, 4, 3] has 4 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 1 0 0.
707+9846 =
< scratch > [7, 0, 7] has 3 digits. [9, 8, 4, 6] has 4 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 5 3.
918+8993 =
< scratch > [9, 1, 8] has 3 digits. [8, 9, 9, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 9 1 1.
9356+736 =
< scratch > [9, 3, 5, 6] has 4 digits. [7, 3, 6] has 3 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [5] + [3] , C = 0, 5 + 3 + 0 = 9, A ->9, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 9 2.
9366+682 =
< scratch > [9, 3, 6, 6] has 4 digits. [6, 8, 2] has 3 digits. [6] + [2] , C = 0, 6 + 2 + 0 = 8, A ->8, C -> 0 [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 4 8.
443+898 =
< scratch > [4, 4, 3] has 3 digits. [8, 9, 8] has 3 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 4 1.
3991+9566 =
< scratch > [3, 9, 9, 1] has 4 digits. [9, 5, 6, 6] has 4 digits. [1] + [6] , C = 0, 1 + 6 + 0 = 7, A ->7, C -> 0 [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 5 5 7.
7432+6771 =
< scratch > [7, 4, 3, 2] has 4 digits. [6, 7, 7, 1] has 4 digits. [2] + [1] , C = 0, 2 + 1 + 0 = 3, A ->3, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 2 0 3.
7562+7657 =
< scratch > [7, 5, 6, 2] has 4 digits. [7, 6, 5, 7] has 4 digits. [2] + [7] , C = 0, 2 + 7 + 0 = 9, A ->9, C -> 0 [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 2 1 9.
382+689 =
< scratch > [3, 8, 2] has 3 digits. [6, 8, 9] has 3 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 7 1.
976+6825 =
< scratch > [9, 7, 6] has 3 digits. [6, 8, 2, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 8 0 1.
776+2388 =
< scratch > [7, 7, 6] has 3 digits. [2, 3, 8, 8] has 4 digits. [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 1 6 4.
3375+6645 =
< scratch > [3, 3, 7, 5] has 4 digits. [6, 6, 4, 5] has 4 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 2 0.
677+4673 =
< scratch > [6, 7, 7] has 3 digits. [4, 6, 7, 3] has 4 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 3 5 0.
8386+3339 =
< scratch > [8, 3, 8, 6] has 4 digits. [3, 3, 3, 9] has 4 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0 [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 7 2 5.
994+6188 =
< scratch > [9, 9, 4] has 3 digits. [6, 1, 8, 8] has 4 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 1 8 2.
3832+8069 =
< scratch > [3, 8, 3, 2] has 4 digits. [8, 0, 6, 9] has 4 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 9 0 1.
8856+8428 =
< scratch > [8, 8, 5, 6] has 4 digits. [8, 4, 2, 8] has 4 digits. [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [5] + [2] , C = 0, 5 + 2 + 0 = 8, A ->8, C -> 0 [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 2 8 4.
594+429 =
< scratch > [5, 9, 4] has 3 digits. [4, 2, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 3.
9983+7684 =
< scratch > [9, 9, 8, 3] has 4 digits. [7, 6, 8, 4] has 4 digits. [3] + [4] , C = 0, 3 + 4 + 0 = 7, A ->7, C -> 0 [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 6 6 7.
959+6282 =
< scratch > [9, 5, 9] has 3 digits. [6, 2, 8, 2] has 4 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 2 4 1.
7794+3525 =
< scratch > [7, 7, 9, 4] has 4 digits. [3, 5, 2, 5] has 4 digits. [4] + [5] , C = 0, 4 + 5 + 0 = 9, A ->9, C -> 0 [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 3 1 9.
5295+5188 =
< scratch > [5, 2, 9, 5] has 4 digits. [5, 1, 8, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [2] + [1] , C = 0, 2 + 1 + 0 = 4, A ->4, C -> 0 [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 8 3.
947+65 =
< scratch > [9, 4, 7] has 3 digits. [6, 5] has 2 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 2.
657+654 =
< scratch > [6, 5, 7] has 3 digits. [6, 5, 4] has 3 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 1 1.
893+3628 =
< scratch > [8, 9, 3] has 3 digits. [3, 6, 2, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 5 2 1.
9308+9492 =
< scratch > [9, 3, 0, 8] has 4 digits. [9, 4, 9, 2] has 4 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [3] + [4] , C = 0, 3 + 4 + 0 = 8, A ->8, C -> 0 [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 8 0 0.
851+6759 =
< scratch > [8, 5, 1] has 3 digits. [6, 7, 5, 9] has 4 digits. [1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 6 1 0.
3245+8973 =
< scratch > [3, 2, 4, 5] has 4 digits. [8, 9, 7, 3] has 4 digits. [5] + [3] , C = 0, 5 + 3 + 0 = 8, A ->8, C -> 0 [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 2 1 8.
4857+8233 =
< scratch > [4, 8, 5, 7] has 4 digits. [8, 2, 3, 3] has 4 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [5] + [3] , C = 0, 5 + 3 + 0 = 9, A ->9, C -> 0 [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 0 9 0.
874+559 =
< scratch > [8, 7, 4] has 3 digits. [5, 5, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 3 3.
653+3489 =
< scratch > [6, 5, 3] has 3 digits. [3, 4, 8, 9] has 4 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 1 4 2.
894+529 =
< scratch > [8, 9, 4] has 3 digits. [5, 2, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 2 3.
4865+765 =
< scratch > [4, 8, 6, 5] has 4 digits. [7, 6, 5] has 3 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 6 3 0.
7946+68 =
< scratch > [7, 9, 4, 6] has 4 digits. [6, 8] has 2 digits. [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 1 4.
3698+4625 =
< scratch > [3, 6, 9, 8] has 4 digits. [4, 6, 2, 5] has 4 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [3] + [4] , C = 0, 3 + 4 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 3 2 3.
733+597 =
< scratch > [7, 3, 3] has 3 digits. [5, 9, 7] has 3 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 3 0.
5639+596 =
< scratch > [5, 6, 3, 9] has 4 digits. [5, 9, 6] has 3 digits. [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 2 3 5.
969+4967 =
< scratch > [9, 6, 9] has 3 digits. [4, 9, 6, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 9 3 6.
738+265 =
< scratch > [7, 3, 8] has 3 digits. [2, 6, 5] has 3 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 3.
932+568 =
< scratch > [9, 3, 2] has 3 digits. [5, 6, 8] has 3 digits. [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 0 0.
9481+5823 =
< scratch > [9, 4, 8, 1] has 4 digits. [5, 8, 2, 3] has 4 digits. [1] + [3] , C = 0, 1 + 3 + 0 = 4, A ->4, C -> 0 [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 3 0 4.
1577+525 =
< scratch > [1, 5, 7, 7] has 4 digits. [5, 2, 5] has 3 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 1 0 2.
9291+951 =
< scratch > [9, 2, 9, 1] has 4 digits. [9, 5, 1] has 3 digits. [1] + [1] , C = 0, 1 + 1 + 0 = 2, A ->2, C -> 0 [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 4 2.
488+898 =
< scratch > [4, 8, 8] has 3 digits. [8, 9, 8] has 3 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 8 6.
918+8587 =
< scratch > [9, 1, 8] has 3 digits. [8, 5, 8, 7] has 4 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 5 0 5.
2470+7591 =
< scratch > [2, 4, 7, 0] has 4 digits. [7, 5, 9, 1] has 4 digits. [0] + [1] , C = 0, 0 + 1 + 0 = 1, A ->1, C -> 0 [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 6 1.
37+968 =
< scratch > [3, 7] has 2 digits. [9, 6, 8] has 3 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 5.
9648+891 =
< scratch > [9, 6, 4, 8] has 4 digits. [8, 9, 1] has 3 digits. [8] + [1] , C = 0, 8 + 1 + 0 = 9, A ->9, C -> 0 [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 3 9.
5938+188 =
< scratch > [5, 9, 3, 8] has 4 digits. [1, 8, 8] has 3 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 1 2 6.
789+736 =
< scratch > [7, 8, 9] has 3 digits. [7, 3, 6] has 3 digits. [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 2 5.
5647+9676 =
< scratch > [5, 6, 4, 7] has 4 digits. [9, 6, 7, 6] has 4 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 3 2 3.
48+995 =
< scratch > [4, 8] has 2 digits. [9, 9, 5] has 3 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 3.
8676+7817 =
< scratch > [8, 6, 7, 6] has 4 digits. [7, 8, 1, 7] has 4 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [7] + [1] , C = 0, 7 + 1 + 0 = 9, A ->9, C -> 0 [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 4 9 3.
4990+8981 =
< scratch > [4, 9, 9, 0] has 4 digits. [8, 9, 8, 1] has 4 digits. [0] + [1] , C = 0, 0 + 1 + 0 = 1, A ->1, C -> 0 [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 9 7 1.
568+595 =
< scratch > [5, 6, 8] has 3 digits. [5, 9, 5] has 3 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 6 3.
5813+297 =
< scratch > [5, 8, 1, 3] has 4 digits. [2, 9, 7] has 3 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 1 1 0.
9984+986 =
< scratch > [9, 9, 8, 4] has 4 digits. [9, 8, 6] has 3 digits. [4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 9 7 0.
8815+197 =
< scratch > [8, 8, 1, 5] has 4 digits. [1, 9, 7] has 3 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 0 1 2.
1627+8744 =
< scratch > [1, 6, 2, 7] has 4 digits. [8, 7, 4, 4] has 4 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [2] + [4] , C = 0, 2 + 4 + 0 = 7, A ->7, C -> 0 [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 7 1.
984+68 =
< scratch > [9, 8, 4] has 3 digits. [6, 8] has 2 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 2.
5794+7753 =
< scratch > [5, 7, 9, 4] has 4 digits. [7, 7, 5, 3] has 4 digits. [4] + [3] , C = 0, 4 + 3 + 0 = 7, A ->7, C -> 0 [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 5 4 7.
629+778 =
< scratch > [6, 2, 9] has 3 digits. [7, 7, 8] has 3 digits. [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 0 7.
9869+385 =
< scratch > [9, 8, 6, 9] has 4 digits. [3, 8, 5] has 3 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 5 4.
9680+5369 =
< scratch > [9, 6, 8, 0] has 4 digits. [5, 3, 6, 9] has 4 digits. [0] + [9] , C = 0, 0 + 9 + 0 = 9, A ->9, C -> 0 [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 0 4 9.