input
stringlengths
6
12
target
stringlengths
117
294
2457+859 =
< scratch > [2, 4, 5, 7] has 4 digits. [8, 5, 9] has 3 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 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 3 1 6.
98+7988 =
< scratch > [9, 8] has 2 digits. [7, 9, 8, 8] has 4 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 8 6.
8804+1466 =
< scratch > [8, 8, 0, 4] has 4 digits. [1, 4, 6, 6] has 4 digits. [4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 7 0.
1175+3885 =
< scratch > [1, 1, 7, 5] has 4 digits. [3, 8, 8, 5] has 4 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [1] + [3] , C = 0, 1 + 3 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 0 6 0.
968+89 =
< scratch > [9, 6, 8] has 3 digits. [8, 9] has 2 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, 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 7.
855+159 =
< scratch > [8, 5, 5] has 3 digits. [1, 5, 9] has 3 digits. [5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 4.
85+1976 =
< scratch > [8, 5] has 2 digits. [1, 9, 7, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 0 6 1.
8958+669 =
< scratch > [8, 9, 5, 8] has 4 digits. [6, 6, 9] has 3 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 6 2 7.
30+9977 =
< scratch > [3, 0] has 2 digits. [9, 9, 7, 7] has 4 digits. [0] + [7] , C = 0, 0 + 7 + 0 = 7, A ->7, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, 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 0 7.
6748+9342 =
< scratch > [6, 7, 4, 8] has 4 digits. [9, 3, 4, 2] has 4 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [4] + [4] , C = 0, 4 + 4 + 0 = 9, A ->9, C -> 0 [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 0 9 0.
2839+9172 =
< scratch > [2, 8, 3, 9] has 4 digits. [9, 1, 7, 2] has 4 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 1 1.
329+787 =
< scratch > [3, 2, 9] has 3 digits. [7, 8, 7] has 3 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 1 6.
86+997 =
< scratch > [8, 6] has 2 digits. [9, 9, 7] has 3 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 8 3.
9735+6985 =
< scratch > [9, 7, 3, 5] has 4 digits. [6, 9, 8, 5] has 4 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 7 2 0.
806+9477 =
< scratch > [8, 0, 6] has 3 digits. [9, 4, 7, 7] has 4 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 8 3.
988+4778 =
< scratch > [9, 8, 8] has 3 digits. [4, 7, 7, 8] has 4 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 7 6 6.
1985+5537 =
< scratch > [1, 9, 8, 5] has 4 digits. [5, 5, 3, 7] has 4 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [1] + [5] , C = 0, 1 + 5 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 5 2 2.
6863+3444 =
< scratch > [6, 8, 6, 3] has 4 digits. [3, 4, 4, 4] has 4 digits. [3] + [4] , C = 0, 3 + 4 + 0 = 7, A ->7, C -> 0 [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 0 7.
5949+86 =
< scratch > [5, 9, 4, 9] has 4 digits. [8, 6] has 2 digits. [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 3 5.
4396+2749 =
< scratch > [4, 3, 9, 6] has 4 digits. [2, 7, 4, 9] has 4 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [4] + [2] , C = 0, 4 + 2 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 1 4 5.
2999+7295 =
< scratch > [2, 9, 9, 9] has 4 digits. [7, 2, 9, 5] has 4 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 9 4.
5975+175 =
< scratch > [5, 9, 7, 5] has 4 digits. [1, 7, 5] has 3 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, 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 5 0.
8979+7132 =
< scratch > [8, 9, 7, 9] has 4 digits. [7, 1, 3, 2] has 4 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 1 1 1.
7937+8129 =
< scratch > [7, 9, 3, 7] has 4 digits. [8, 1, 2, 9] has 4 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0 [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 0 6 6.
1676+8795 =
< scratch > [1, 6, 7, 6] has 4 digits. [8, 7, 9, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 7 1.
4689+565 =
< scratch > [4, 6, 8, 9] has 4 digits. [5, 6, 5] has 3 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 2 5 4.
2368+3684 =
< scratch > [2, 3, 6, 8] has 4 digits. [3, 6, 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] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [2] + [3] , C = 0, 2 + 3 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 5 2.
9974+729 =
< scratch > [9, 9, 7, 4] has 4 digits. [7, 2, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 7 0 3.
3499+2827 =
< scratch > [3, 4, 9, 9] has 4 digits. [2, 8, 2, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 3 2 6.
953+47 =
< scratch > [9, 5, 3] has 3 digits. [4, 7] has 2 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 0.
383+777 =
< scratch > [3, 8, 3] has 3 digits. [7, 7, 7] has 3 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 6 0.
916+96 =
< scratch > [9, 1, 6] has 3 digits. [9, 6] has 2 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 2.
1866+1674 =
< scratch > [1, 8, 6, 6] has 4 digits. [1, 6, 7, 4] has 4 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [1] + [1] , C = 0, 1 + 1 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 5 4 0.
79+932 =
< scratch > [7, 9] has 2 digits. [9, 3, 2] has 3 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 1.
2668+7987 =
< scratch > [2, 6, 6, 8] has 4 digits. [7, 9, 8, 7] has 4 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 6 5 5.
4130+7987 =
< scratch > [4, 1, 3, 0] has 4 digits. [7, 9, 8, 7] has 4 digits. [0] + [7] , C = 0, 0 + 7 + 0 = 7, A ->7, C -> 0 [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 1 1 7.
2579+9613 =
< scratch > [2, 5, 7, 9] has 4 digits. [9, 6, 1, 3] has 4 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [7] + [1] , C = 0, 7 + 1 + 0 = 9, A ->9, C -> 0 [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 1 9 2.
5959+72 =
< scratch > [5, 9, 5, 9] has 4 digits. [7, 2] has 2 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 3 1.
9882+8526 =
< scratch > [9, 8, 8, 2] has 4 digits. [8, 5, 2, 6] has 4 digits. [2] + [6] , C = 0, 2 + 6 + 0 = 8, A ->8, C -> 0 [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 4 0 8.
857+293 =
< scratch > [8, 5, 7] has 3 digits. [2, 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 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 5 0.
5940+5493 =
< scratch > [5, 9, 4, 0] has 4 digits. [5, 4, 9, 3] has 4 digits. [0] + [3] , C = 0, 0 + 3 + 0 = 3, A ->3, C -> 0 [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 4 3 3.
5332+7739 =
< scratch > [5, 3, 3, 2] has 4 digits. [7, 7, 3, 9] has 4 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 0 7 1.
991+9 =
< scratch > [9, 9, 1] has 3 digits. [9] has 1 digits. [1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, 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 </ scratch > sum:1 0 0 0.
46+995 =
< scratch > [4, 6] has 2 digits. [9, 9, 5] has 3 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, 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 1.
8887+7486 =
< scratch > [8, 8, 8, 7] has 4 digits. [7, 4, 8, 6] has 4 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 3 7 3.
837+7176 =
< scratch > [8, 3, 7] has 3 digits. [7, 1, 7, 6] has 4 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 1 3.
7462+5829 =
< scratch > [7, 4, 6, 2] has 4 digits. [5, 8, 2, 9] has 4 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [6] + [2] , C = 0, 6 + 2 + 0 = 9, A ->9, C -> 0 [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 2 9 1.
5787+216 =
< scratch > [5, 7, 8, 7] has 4 digits. [2, 1, 6] has 3 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 0 3.
384+637 =
< scratch > [3, 8, 4] has 3 digits. [6, 3, 7] has 3 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 1.
919+5191 =
< scratch > [9, 1, 9] has 3 digits. [5, 1, 9, 1] has 4 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 1 1 0.
73+947 =
< scratch > [7, 3] has 2 digits. [9, 4, 7] has 3 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 0.
1693+447 =
< scratch > [1, 6, 9, 3] has 4 digits. [4, 4, 7] has 3 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 1 4 0.
989+1853 =
< scratch > [9, 8, 9] has 3 digits. [1, 8, 5, 3] has 4 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 8 4 2.
795+985 =
< scratch > [7, 9, 5] has 3 digits. [9, 8, 5] has 3 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 8 0.
5818+9499 =
< scratch > [5, 8, 1, 8] has 4 digits. [9, 4, 9, 9] has 4 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 3 1 7.
9797+6971 =
< scratch > [9, 7, 9, 7] has 4 digits. [6, 9, 7, 1] has 4 digits. [7] + [1] , C = 0, 7 + 1 + 0 = 8, A ->8, C -> 0 [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 7 6 8.
7614+7618 =
< scratch > [7, 6, 1, 4] has 4 digits. [7, 6, 1, 8] has 4 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [1] + [1] , C = 0, 1 + 1 + 0 = 3, A ->3, C -> 0 [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 2 3 2.
6457+569 =
< scratch > [6, 4, 5, 7] has 4 digits. [5, 6, 9] has 3 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 0 2 6.
946+8497 =
< scratch > [9, 4, 6] has 3 digits. [8, 4, 9, 7] has 4 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 4 4 3.
7851+2167 =
< scratch > [7, 8, 5, 1] has 4 digits. [2, 1, 6, 7] has 4 digits. [1] + [7] , C = 0, 1 + 7 + 0 = 8, A ->8, C -> 0 [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 1 8.
3560+8445 =
< scratch > [3, 5, 6, 0] has 4 digits. [8, 4, 4, 5] has 4 digits. [0] + [5] , C = 0, 0 + 5 + 0 = 5, A ->5, C -> 0 [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 0 5.
1799+987 =
< scratch > [1, 7, 9, 9] has 4 digits. [9, 8, 7] has 3 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 7 8 6.
538+9892 =
< scratch > [5, 3, 8] has 3 digits. [9, 8, 9, 2] has 4 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 3 0.
2983+898 =
< scratch > [2, 9, 8, 3] has 4 digits. [8, 9, 8] has 3 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 8 8 1.
2618+8945 =
< scratch > [2, 6, 1, 8] has 4 digits. [8, 9, 4, 5] has 4 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [1] + [4] , C = 0, 1 + 4 + 0 = 6, A ->6, C -> 0 [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 5 6 3.
415+7989 =
< scratch > [4, 1, 5] has 3 digits. [7, 9, 8, 9] has 4 digits. [5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 4 0 4.
819+9822 =
< scratch > [8, 1, 9] has 3 digits. [9, 8, 2, 2] has 4 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [1] + [2] , C = 0, 1 + 2 + 0 = 4, A ->4, C -> 0 [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 6 4 1.
262+849 =
< scratch > [2, 6, 2] has 3 digits. [8, 4, 9] has 3 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 1 1.
845+776 =
< scratch > [8, 4, 5] has 3 digits. [7, 7, 6] has 3 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 2 1.
7689+3767 =
< scratch > [7, 6, 8, 9] has 4 digits. [3, 7, 6, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 4 5 6.
2915+87 =
< scratch > [2, 9, 1, 5] has 4 digits. [8, 7] has 2 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 0 0 2.
7187+4078 =
< scratch > [7, 1, 8, 7] has 4 digits. [4, 0, 7, 8] has 4 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 2 6 5.
794+7296 =
< scratch > [7, 9, 4] has 3 digits. [7, 2, 9, 6] has 4 digits. [4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, 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 [0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 9 0.
7883+287 =
< scratch > [7, 8, 8, 3] has 4 digits. [2, 8, 7] has 3 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 1 7 0.
599+764 =
< scratch > [5, 9, 9] has 3 digits. [7, 6, 4] has 3 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 6 3.
975+75 =
< scratch > [9, 7, 5] has 3 digits. [7, 5] has 2 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 0.
1603+8739 =
< scratch > [1, 6, 0, 3] has 4 digits. [8, 7, 3, 9] has 4 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, 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 4 2.
2496+964 =
< scratch > [2, 4, 9, 6] has 4 digits. [9, 6, 4] has 3 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 4 6 0.
959+99 =
< scratch > [9, 5, 9] has 3 digits. [9, 9] has 2 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 8.
3820+6583 =
< scratch > [3, 8, 2, 0] has 4 digits. [6, 5, 8, 3] has 4 digits. [0] + [3] , C = 0, 0 + 3 + 0 = 3, A ->3, C -> 0 [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 0 3.
498+9561 =
< scratch > [4, 9, 8] has 3 digits. [9, 5, 6, 1] has 4 digits. [8] + [1] , C = 0, 8 + 1 + 0 = 9, A ->9, C -> 0 [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 5 9.
361+939 =
< scratch > [3, 6, 1] has 3 digits. [9, 3, 9] has 3 digits. [1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 0 0.
8687+7574 =
< scratch > [8, 6, 8, 7] has 4 digits. [7, 5, 7, 4] has 4 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 2 6 1.
6645+6496 =
< scratch > [6, 6, 4, 5] has 4 digits. [6, 4, 9, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 1 4 1.
7636+3370 =
< scratch > [7, 6, 3, 6] has 4 digits. [3, 3, 7, 0] has 4 digits. [6] + [0] , C = 0, 6 + 0 + 0 = 6, A ->6, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 0 0 6.
976+644 =
< scratch > [9, 7, 6] has 3 digits. [6, 4, 4] has 3 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 2 0.
1585+3726 =
< scratch > [1, 5, 8, 5] has 4 digits. [3, 7, 2, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [1] + [3] , C = 0, 1 + 3 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 3 1 1.
3627+3875 =
< scratch > [3, 6, 2, 7] has 4 digits. [3, 8, 7, 5] has 4 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 5 0 2.
9635+928 =
< scratch > [9, 6, 3, 5] has 4 digits. [9, 2, 8] has 3 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0 [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 6 3.
5039+989 =
< scratch > [5, 0, 3, 9] has 4 digits. [9, 8, 9] has 3 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 2 8.
8795+3978 =
< scratch > [8, 7, 9, 5] has 4 digits. [3, 9, 7, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 7 7 3.
799+4705 =
< scratch > [7, 9, 9] has 3 digits. [4, 7, 0, 5] has 4 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 5 0 4.
3246+8169 =
< scratch > [3, 2, 4, 6] has 4 digits. [8, 1, 6, 9] has 4 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [2] + [1] , C = 0, 2 + 1 + 0 = 4, A ->4, C -> 0 [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 4 1 5.
6846+7739 =
< scratch > [6, 8, 4, 6] has 4 digits. [7, 7, 3, 9] has 4 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [4] + [3] , C = 0, 4 + 3 + 0 = 8, A ->8, C -> 0 [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 5 8 5.
5735+5392 =
< scratch > [5, 7, 3, 5] has 4 digits. [5, 3, 9, 2] has 4 digits. [5] + [2] , C = 0, 5 + 2 + 0 = 7, A ->7, C -> 0 [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 1 2 7.
116+888 =
< scratch > [1, 1, 6] has 3 digits. [8, 8, 8] has 3 digits. [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 4.
445+579 =
< scratch > [4, 4, 5] has 3 digits. [5, 7, 9] has 3 digits. [5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 4.
729+275 =
< scratch > [7, 2, 9] has 3 digits. [2, 7, 5] has 3 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 4.
9591+815 =
< scratch > [9, 5, 9, 1] has 4 digits. [8, 1, 5] has 3 digits. [1] + [5] , C = 0, 1 + 5 + 0 = 6, A ->6, C -> 0 [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 0 6.
9868+144 =
< scratch > [9, 8, 6, 8] has 4 digits. [1, 4, 4] has 3 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, 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 1 2.