input
stringlengths
6
12
target
stringlengths
117
294
535+777 =
< scratch > [5, 3, 5] has 3 digits. [7, 7, 7] has 3 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 1 2.
2755+5358 =
< scratch > [2, 7, 5, 5] has 4 digits. [5, 3, 5, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [2] + [5] , C = 0, 2 + 5 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 1 1 3.
9521+7499 =
< scratch > [9, 5, 2, 1] has 4 digits. [7, 4, 9, 9] has 4 digits. [1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 0 2 0.
34+999 =
< scratch > [3, 4] has 2 digits. [9, 9, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, 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 3.
98+929 =
< scratch > [9, 8] has 2 digits. [9, 2, 9] has 3 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 7.
6682+9774 =
< scratch > [6, 6, 8, 2] has 4 digits. [9, 7, 7, 4] has 4 digits. [2] + [4] , C = 0, 2 + 4 + 0 = 6, A ->6, 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 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 4 5 6.
98+959 =
< scratch > [9, 8] has 2 digits. [9, 5, 9] has 3 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 7.
378+9789 =
< scratch > [3, 7, 8] has 3 digits. [9, 7, 8, 9] has 4 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 6 7.
445+659 =
< scratch > [4, 4, 5] has 3 digits. [6, 5, 9] has 3 digits. [5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 0 4.
1735+8738 =
< scratch > [1, 7, 3, 5] has 4 digits. [8, 7, 3, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0 [7] + [7] , C = 1, 7 + 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 3.
397+744 =
< scratch > [3, 9, 7] has 3 digits. [7, 4, 4] has 3 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, 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 </ scratch > sum:1 1 4 1.
679+566 =
< scratch > [6, 7, 9] has 3 digits. [5, 6, 6] has 3 digits. [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 4 5.
7896+578 =
< scratch > [7, 8, 9, 6] has 4 digits. [5, 7, 8] has 3 digits. [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 4 7 4.
9854+4772 =
< scratch > [9, 8, 5, 4] has 4 digits. [4, 7, 7, 2] has 4 digits. [4] + [2] , C = 0, 4 + 2 + 0 = 6, A ->6, C -> 0 [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 6 2 6.
736+9439 =
< scratch > [7, 3, 6] has 3 digits. [9, 4, 3, 9] has 4 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0 [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 7 5.
8666+8982 =
< scratch > [8, 6, 6, 6] has 4 digits. [8, 9, 8, 2] has 4 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 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 6 4 8.
72+9958 =
< scratch > [7, 2] has 2 digits. [9, 9, 5, 8] has 4 digits. [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, 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 3 0.
9829+463 =
< scratch > [9, 8, 2, 9] has 4 digits. [4, 6, 3] has 3 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [2] + [6] , C = 0, 2 + 6 + 0 = 9, A ->9, C -> 0 [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 9 2.
2985+7533 =
< scratch > [2, 9, 8, 5] has 4 digits. [7, 5, 3, 3] has 4 digits. [5] + [3] , C = 0, 5 + 3 + 0 = 8, A ->8, C -> 0 [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 1 8.
387+834 =
< scratch > [3, 8, 7] has 3 digits. [8, 3, 4] has 3 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 2 1.
6166+946 =
< scratch > [6, 1, 6, 6] has 4 digits. [9, 4, 6] has 3 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 1 1 2.
1755+3796 =
< scratch > [1, 7, 5, 5] has 4 digits. [3, 7, 9, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [1] + [3] , C = 0, 1 + 3 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 5 5 1.
4474+5908 =
< scratch > [4, 4, 7, 4] has 4 digits. [5, 9, 0, 8] has 4 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 8 2.
545+586 =
< scratch > [5, 4, 5] has 3 digits. [5, 8, 6] has 3 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 3 1.
3566+634 =
< scratch > [3, 5, 6, 6] has 4 digits. [6, 3, 4] has 3 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 2 0 0.
629+2496 =
< scratch > [6, 2, 9] has 3 digits. [2, 4, 9, 6] has 4 digits. [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 1 2 5.
8562+6599 =
< scratch > [8, 5, 6, 2] has 4 digits. [6, 5, 9, 9] has 4 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, 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 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 1 6 1.
689+565 =
< scratch > [6, 8, 9] has 3 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 </ scratch > sum:1 2 5 4.
3669+957 =
< scratch > [3, 6, 6, 9] has 4 digits. [9, 5, 7] has 3 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 6 2 6.
98+917 =
< scratch > [9, 8] has 2 digits. [9, 1, 7] has 3 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 5.
299+9968 =
< scratch > [2, 9, 9] has 3 digits. [9, 9, 6, 8] has 4 digits. [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 6 7.
4877+684 =
< scratch > [4, 8, 7, 7] has 4 digits. [6, 8, 4] has 3 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 5 6 1.
898+183 =
< scratch > [8, 9, 8] has 3 digits. [1, 8, 3] has 3 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 8 1.
7974+779 =
< scratch > [7, 9, 7, 4] has 4 digits. [7, 7, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 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] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 7 5 3.
9285+6776 =
< scratch > [9, 2, 8, 5] has 4 digits. [6, 7, 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 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 0 6 1.
6688+4078 =
< scratch > [6, 6, 8, 8] has 4 digits. [4, 0, 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 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 7 6 6.
4699+9635 =
< scratch > [4, 6, 9, 9] has 4 digits. [9, 6, 3, 5] has 4 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 3 3 4.
4984+8248 =
< scratch > [4, 9, 8, 4] has 4 digits. [8, 2, 4, 8] has 4 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, 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 </ scratch > sum:1 3 2 3 2.
77+1953 =
< scratch > [7, 7] has 2 digits. [1, 9, 5, 3] has 4 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, 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 3 0.
68+962 =
< scratch > [6, 8] has 2 digits. [9, 6, 2] has 3 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 0.
6448+794 =
< scratch > [6, 4, 4, 8] has 4 digits. [7, 9, 4] has 3 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 2 4 2.
2789+6919 =
< scratch > [2, 7, 8, 9] has 4 digits. [6, 9, 1, 9] has 4 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [2] + [6] , C = 0, 2 + 6 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 7 0 8.
4757+6847 =
< scratch > [4, 7, 5, 7] has 4 digits. [6, 8, 4, 7] has 4 digits. [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 6 0 4.
797+3569 =
< scratch > [7, 9, 7] has 3 digits. [3, 5, 6, 9] has 4 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 3 6 6.
467+563 =
< scratch > [4, 6, 7] has 3 digits. [5, 6, 3] has 3 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 0.
8+996 =
< scratch > [8] has 1 digits. [9, 9, 6] has 3 digits. [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.
1736+7865 =
< scratch > [1, 7, 3, 6] has 4 digits. [7, 8, 6, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [1] + [7] , C = 0, 1 + 7 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 6 0 1.
367+1744 =
< scratch > [3, 6, 7] has 3 digits. [1, 7, 4, 4] has 4 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 1 1 1.
2778+946 =
< scratch > [2, 7, 7, 8] has 4 digits. [9, 4, 6] has 3 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 7 2 4.
998+982 =
< scratch > [9, 9, 8] has 3 digits. [9, 8, 2] has 3 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 </ scratch > sum:1 9 8 0.
743+6868 =
< scratch > [7, 4, 3] has 3 digits. [6, 8, 6, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 6 1 1.
7966+8085 =
< scratch > [7, 9, 6, 6] has 4 digits. [8, 0, 8, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, 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 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 0 5 1.
4652+959 =
< scratch > [4, 6, 5, 2] has 4 digits. [9, 5, 9] has 3 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 6 1 1.
4309+7749 =
< scratch > [4, 3, 0, 9] has 4 digits. [7, 7, 4, 9] has 4 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, 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 </ scratch > sum:1 2 0 5 8.
989+36 =
< scratch > [9, 8, 9] has 3 digits. [3, 6] has 2 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 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 5.
7373+968 =
< scratch > [7, 3, 7, 3] has 4 digits. [9, 6, 8] has 3 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 3 4 1.
793+1449 =
< scratch > [7, 9, 3] has 3 digits. [1, 4, 4, 9] has 4 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 2 4 2.
649+785 =
< scratch > [6, 4, 9] has 3 digits. [7, 8, 5] has 3 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 3 4.
8967+369 =
< scratch > [8, 9, 6, 7] has 4 digits. [3, 6, 9] has 3 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 3 3 6.
2566+7487 =
< scratch > [2, 5, 6, 6] has 4 digits. [7, 4, 8, 7] has 4 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 5 3.
624+9394 =
< scratch > [6, 2, 4] has 3 digits. [9, 3, 9, 4] has 4 digits. [4] + [4] , C = 0, 4 + 4 + 0 = 8, A ->8, C -> 0 [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 1 8.
3114+898 =
< scratch > [3, 1, 1, 4] has 4 digits. [8, 9, 8] has 3 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 0 1 2.
558+984 =
< scratch > [5, 5, 8] has 3 digits. [9, 8, 4] has 3 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 4 2.
918+9244 =
< scratch > [9, 1, 8] has 3 digits. [9, 2, 4, 4] has 4 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [1] + [4] , C = 0, 1 + 4 + 0 = 6, A ->6, C -> 0 [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 6 2.
4445+7597 =
< scratch > [4, 4, 4, 5] has 4 digits. [7, 5, 9, 7] has 4 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 4 2.
835+9525 =
< scratch > [8, 3, 5] has 3 digits. [9, 5, 2, 5] has 4 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0 [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 6 0.
6470+5543 =
< scratch > [6, 4, 7, 0] has 4 digits. [5, 5, 4, 3] has 4 digits. [0] + [3] , C = 0, 0 + 3 + 0 = 3, A ->3, C -> 0 [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 1 3.
8959+72 =
< scratch > [8, 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 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 0 3 1.
838+873 =
< scratch > [8, 3, 8] has 3 digits. [8, 7, 3] has 3 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 1 1.
828+6187 =
< scratch > [8, 2, 8] has 3 digits. [6, 1, 8, 7] has 4 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 0 1 5.
4865+4887 =
< scratch > [4, 8, 6, 5] has 4 digits. [4, 8, 8, 7] has 4 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [4] + [4] , C = 0, 4 + 4 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 7 5 2.
812+999 =
< scratch > [8, 1, 2] has 3 digits. [9, 9, 9] has 3 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 1 1.
3927+578 =
< scratch > [3, 9, 2, 7] has 4 digits. [5, 7, 8] has 3 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 5 0 5.
5868+644 =
< scratch > [5, 8, 6, 8] has 4 digits. [6, 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] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 5 1 2.
1643+1577 =
< scratch > [1, 6, 4, 3] has 4 digits. [1, 5, 7, 7] has 4 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [1] + [1] , C = 0, 1 + 1 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 2 2 0.
9576+545 =
< scratch > [9, 5, 7, 6] has 4 digits. [5, 4, 5] has 3 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 2 1.
5955+2696 =
< scratch > [5, 9, 5, 5] has 4 digits. [2, 6, 9, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [5] + [2] , C = 0, 5 + 2 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 6 5 1.
9879+329 =
< scratch > [9, 8, 7, 9] has 4 digits. [3, 2, 9] has 3 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, 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 0 8.
7561+8497 =
< scratch > [7, 5, 6, 1] has 4 digits. [8, 4, 9, 7] has 4 digits. [1] + [7] , C = 0, 1 + 7 + 0 = 8, A ->8, C -> 0 [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 0 5 8.
969+883 =
< scratch > [9, 6, 9] has 3 digits. [8, 8, 3] has 3 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 5 2.
844+8767 =
< scratch > [8, 4, 4] has 3 digits. [8, 7, 6, 7] has 4 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 6 1 1.
595+8416 =
< scratch > [5, 9, 5] has 3 digits. [8, 4, 1, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 0 1 1.
6399+8971 =
< scratch > [6, 3, 9, 9] has 4 digits. [8, 9, 7, 1] has 4 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 3 7 0.
4550+6782 =
< scratch > [4, 5, 5, 0] has 4 digits. [6, 7, 8, 2] has 4 digits. [0] + [2] , C = 0, 0 + 2 + 0 = 2, A ->2, C -> 0 [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 3 3 2.
9462+4970 =
< scratch > [9, 4, 6, 2] has 4 digits. [4, 9, 7, 0] has 4 digits. [2] + [0] , C = 0, 2 + 0 + 0 = 2, A ->2, C -> 0 [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 </ scratch > sum:1 4 4 3 2.
488+852 =
< scratch > [4, 8, 8] has 3 digits. [8, 5, 2] has 3 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 4 0.
551+549 =
< scratch > [5, 5, 1] has 3 digits. [5, 4, 9] has 3 digits. [1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 0 0.
8630+5779 =
< scratch > [8, 6, 3, 0] has 4 digits. [5, 7, 7, 9] has 4 digits. [0] + [9] , C = 0, 0 + 9 + 0 = 9, A ->9, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 4 0 9.
9906+915 =
< scratch > [9, 9, 0, 6] has 4 digits. [9, 1, 5] has 3 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 8 2 1.
4989+924 =
< scratch > [4, 9, 8, 9] has 4 digits. [9, 2, 4] has 3 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 9 1 3.
9846+1666 =
< scratch > [9, 8, 4, 6] has 4 digits. [1, 6, 6, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 5 1 2.
9372+7839 =
< scratch > [9, 3, 7, 2] has 4 digits. [7, 8, 3, 9] has 4 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 2 1 1.
188+1913 =
< scratch > [1, 8, 8] has 3 digits. [1, 9, 1, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 1 0 1.
6145+5866 =
< scratch > [6, 1, 4, 5] has 4 digits. [5, 8, 6, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 1 1.
4954+7761 =
< scratch > [4, 9, 5, 4] has 4 digits. [7, 7, 6, 1] has 4 digits. [4] + [1] , C = 0, 4 + 1 + 0 = 5, A ->5, C -> 0 [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 7 1 5.
448+1683 =
< scratch > [4, 4, 8] has 3 digits. [1, 6, 8, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 1 3 1.
9893+3848 =
< scratch > [9, 8, 9, 3] has 4 digits. [3, 8, 4, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 7 4 1.
6969+9586 =
< scratch > [6, 9, 6, 9] has 4 digits. [9, 5, 8, 6] has 4 digits. [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 5 5 5.
5697+6133 =
< scratch > [5, 6, 9, 7] has 4 digits. [6, 1, 3, 3] has 4 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [6] + [1] , C = 0, 6 + 1 + 0 = 8, A ->8, C -> 0 [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 8 3 0.
981+8389 =
< scratch > [9, 8, 1] has 3 digits. [8, 3, 8, 9] has 4 digits. [1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 3 7 0.