input
stringlengths
6
12
target
stringlengths
117
294
933+5669 =
< scratch > [9, 3, 3] has 3 digits. [5, 6, 6, 9] has 4 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 6 0 2.
994+539 =
< scratch > [9, 9, 4] has 3 digits. [5, 3, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 3 3.
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.
942+58 =
< scratch > [9, 4, 2] has 3 digits. [5, 8] has 2 digits. [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 0.
177+838 =
< scratch > [1, 7, 7] has 3 digits. [8, 3, 8] has 3 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 5.
9780+698 =
< scratch > [9, 7, 8, 0] has 4 digits. [6, 9, 8] has 3 digits. [0] + [8] , C = 0, 0 + 8 + 0 = 8, A ->8, C -> 0 [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 7 8.
1885+7445 =
< scratch > [1, 8, 8, 5] has 4 digits. [7, 4, 4, 5] has 4 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1 [8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1 [1] + [7] , C = 0, 1 + 7 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 3 3 0.
8167+2865 =
< scratch > [8, 1, 6, 7] has 4 digits. [2, 8, 6, 5] has 4 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 0 3 2.
6+997 =
< scratch > [6] has 1 digits. [9, 9, 7] has 3 digits. [6] + [7] , C = 1, 6 + 7 + 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.
778+1858 =
< scratch > [7, 7, 8] has 3 digits. [1, 8, 5, 8] has 4 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 6 3 6.
7551+3988 =
< scratch > [7, 5, 5, 1] has 4 digits. [3, 9, 8, 8] has 4 digits. [1] + [8] , C = 0, 1 + 8 + 0 = 9, A ->9, C -> 0 [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 5 3 9.
27+983 =
< scratch > [2, 7] has 2 digits. [9, 8, 3] has 3 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 0.
478+724 =
< scratch > [4, 7, 8] has 3 digits. [7, 2, 4] has 3 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 2.
379+941 =
< scratch > [3, 7, 9] has 3 digits. [9, 4, 1] has 3 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 2 0.
855+947 =
< scratch > [8, 5, 5] has 3 digits. [9, 4, 7] has 3 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 0 2.
6788+4521 =
< scratch > [6, 7, 8, 8] has 4 digits. [4, 5, 2, 1] has 4 digits. [8] + [1] , C = 0, 8 + 1 + 0 = 9, A ->9, C -> 0 [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 3 0 9.
7488+2716 =
< scratch > [7, 4, 8, 8] has 4 digits. [2, 7, 1, 6] has 4 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 0 4.
9678+705 =
< scratch > [9, 6, 7, 8] has 4 digits. [7, 0, 5] has 3 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 8 3.
5754+699 =
< scratch > [5, 7, 5, 4] has 4 digits. [6, 9, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 4 5 3.
3857+3779 =
< scratch > [3, 8, 5, 7] has 4 digits. [3, 7, 7, 9] has 4 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 6 3 6.
2757+9614 =
< scratch > [2, 7, 5, 7] has 4 digits. [9, 6, 1, 4] has 4 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [5] + [1] , C = 0, 5 + 1 + 0 = 7, A ->7, C -> 0 [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 3 7 1.
763+1257 =
< scratch > [7, 6, 3] has 3 digits. [1, 2, 5, 7] has 4 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 0 2 0.
9238+976 =
< scratch > [9, 2, 3, 8] has 4 digits. [9, 7, 6] has 3 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, 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 1 4.
949+79 =
< scratch > [9, 4, 9] has 3 digits. [7, 9] has 2 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 8.
2958+8389 =
< scratch > [2, 9, 5, 8] has 4 digits. [8, 3, 8, 9] has 4 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 3 4 7.
883+1187 =
< scratch > [8, 8, 3] has 3 digits. [1, 1, 8, 7] has 4 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] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 0 7 0.
978+1983 =
< scratch > [9, 7, 8] has 3 digits. [1, 9, 8, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 9 6 1.
6697+5408 =
< scratch > [6, 6, 9, 7] has 4 digits. [5, 4, 0, 8] has 4 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 1 0 5.
998+4513 =
< scratch > [9, 9, 8] has 3 digits. [4, 5, 1, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 5 1 1.
6948+9239 =
< scratch > [6, 9, 4, 8] has 4 digits. [9, 2, 3, 9] has 4 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [4] + [3] , C = 0, 4 + 3 + 0 = 8, A ->8, C -> 0 [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 1 8 7.
3824+7696 =
< scratch > [3, 8, 2, 4] has 4 digits. [7, 6, 9, 6] has 4 digits. [4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 5 2 0.
798+455 =
< scratch > [7, 9, 8] has 3 digits. [4, 5, 5] has 3 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 5 3.
569+448 =
< scratch > [5, 6, 9] has 3 digits. [4, 4, 8] has 3 digits. [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 7.
9263+809 =
< scratch > [9, 2, 6, 3] has 4 digits. [8, 0, 9] has 3 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 7 2.
8597+495 =
< scratch > [8, 5, 9, 7] has 4 digits. [4, 9, 5] has 3 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 0 9 2.
959+464 =
< scratch > [9, 5, 9] has 3 digits. [4, 6, 4] has 3 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 2 3.
444+4586 =
< scratch > [4, 4, 4] has 3 digits. [4, 5, 8, 6] has 4 digits. [4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 0 3 0.
685+9483 =
< scratch > [6, 8, 5] has 3 digits. [9, 4, 8, 3] has 4 digits. [5] + [3] , C = 0, 5 + 3 + 0 = 8, A ->8, C -> 0 [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 6 8.
687+4667 =
< scratch > [6, 8, 7] has 3 digits. [4, 6, 6, 7] has 4 digits. [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 [8] + [6] , C = 1, 8 + 6 + 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 4.
846+568 =
< scratch > [8, 4, 6] has 3 digits. [5, 6, 8] has 3 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 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 1 4.
8347+3847 =
< scratch > [8, 3, 4, 7] has 4 digits. [3, 8, 4, 7] has 4 digits. [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 [4] + [4] , C = 0, 4 + 4 + 0 = 9, A ->9, C -> 0 [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 1 9 4.
797+749 =
< scratch > [7, 9, 7] has 3 digits. [7, 4, 9] has 3 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 4 6.
6853+8473 =
< scratch > [6, 8, 5, 3] has 4 digits. [8, 4, 7, 3] has 4 digits. [3] + [3] , C = 0, 3 + 3 + 0 = 6, A ->6, C -> 0 [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 3 2 6.
89+957 =
< scratch > [8, 9] has 2 digits. [9, 5, 7] has 3 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 6.
5766+4874 =
< scratch > [5, 7, 6, 6] has 4 digits. [4, 8, 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 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 6 4 0.
3888+565 =
< scratch > [3, 8, 8, 8] has 4 digits. [5, 6, 5] has 3 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 4 5 3.
4063+9398 =
< scratch > [4, 0, 6, 3] has 4 digits. [9, 3, 9, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 4 6 1.
6696+7286 =
< scratch > [6, 6, 9, 6] has 4 digits. [7, 2, 8, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [6] + [2] , C = 0, 6 + 2 + 0 = 9, A ->9, C -> 0 [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 9 8 2.
5895+918 =
< scratch > [5, 8, 9, 5] has 4 digits. [9, 1, 8] has 3 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 8 1 3.
7676+4056 =
< scratch > [7, 6, 7, 6] has 4 digits. [4, 0, 5, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 7 3 2.
9484+908 =
< scratch > [9, 4, 8, 4] has 4 digits. [9, 0, 8] has 3 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 9 2.
2177+9059 =
< scratch > [2, 1, 7, 7] has 4 digits. [9, 0, 5, 9] has 4 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 2 3 6.
2169+986 =
< scratch > [2, 1, 6, 9] has 4 digits. [9, 8, 6] has 3 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 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 1 5 5.
957+63 =
< scratch > [9, 5, 7] has 3 digits. [6, 3] has 2 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 0.
247+758 =
< scratch > [2, 4, 7] has 3 digits. [7, 5, 8] has 3 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, 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 5.
7439+571 =
< scratch > [7, 4, 3, 9] has 4 digits. [5, 7, 1] has 3 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 1 0.
6473+9269 =
< scratch > [6, 4, 7, 3] has 4 digits. [9, 2, 6, 9] has 4 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [4] + [2] , C = 0, 4 + 2 + 0 = 7, A ->7, C -> 0 [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 7 4 2.
5779+7795 =
< scratch > [5, 7, 7, 9] has 4 digits. [7, 7, 9, 5] has 4 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, 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 7 4.
146+955 =
< scratch > [1, 4, 6] has 3 digits. [9, 5, 5] has 3 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 0 1.
624+397 =
< scratch > [6, 2, 4] has 3 digits. [3, 9, 7] has 3 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 1.
769+792 =
< scratch > [7, 6, 9] has 3 digits. [7, 9, 2] has 3 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 6 1.
2428+583 =
< scratch > [2, 4, 2, 8] has 4 digits. [5, 8, 3] has 3 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 0 1 1.
187+5823 =
< scratch > [1, 8, 7] has 3 digits. [5, 8, 2, 3] has 4 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 1 0.
9653+7628 =
< scratch > [9, 6, 5, 3] has 4 digits. [7, 6, 2, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [5] + [2] , C = 0, 5 + 2 + 0 = 8, A ->8, C -> 0 [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 2 8 1.
69+6938 =
< scratch > [6, 9] has 2 digits. [6, 9, 3, 8] has 4 digits. [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, 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 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 0 0 7.
7248+776 =
< scratch > [7, 2, 4, 8] has 4 digits. [7, 7, 6] has 3 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, 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 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 2 4.
1677+849 =
< scratch > [1, 6, 7, 7] has 4 digits. [8, 4, 9] has 3 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 5 2 6.
265+846 =
< scratch > [2, 6, 5] has 3 digits. [8, 4, 6] has 3 digits. [5] + [6] , C = 1, 5 + 6 + 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.
673+4958 =
< scratch > [6, 7, 3] has 3 digits. [4, 9, 5, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 6 3 1.
7984+7071 =
< scratch > [7, 9, 8, 4] has 4 digits. [7, 0, 7, 1] has 4 digits. [4] + [1] , C = 0, 4 + 1 + 0 = 5, A ->5, C -> 0 [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, 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 </ scratch > sum:1 5 0 5 5.
7860+2979 =
< scratch > [7, 8, 6, 0] has 4 digits. [2, 9, 7, 9] has 4 digits. [0] + [9] , C = 0, 0 + 9 + 0 = 9, A ->9, C -> 0 [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 8 3 9.
476+8827 =
< scratch > [4, 7, 6] has 3 digits. [8, 8, 2, 7] has 4 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 3 0 3.
393+7868 =
< scratch > [3, 9, 3] has 3 digits. [7, 8, 6, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 2 6 1.
909+94 =
< scratch > [9, 0, 9] has 3 digits. [9, 4] has 2 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 3.
5974+866 =
< scratch > [5, 9, 7, 4] has 4 digits. [8, 6, 6] has 3 digits. [4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 8 4 0.
9452+4708 =
< scratch > [9, 4, 5, 2] has 4 digits. [4, 7, 0, 8] has 4 digits. [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 1 6 0.
66+966 =
< scratch > [6, 6] has 2 digits. [9, 6, 6] has 3 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, 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 2.
89+4931 =
< scratch > [8, 9] has 2 digits. [4, 9, 3, 1] has 4 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 0 2 0.
5773+4650 =
< scratch > [5, 7, 7, 3] has 4 digits. [4, 6, 5, 0] has 4 digits. [3] + [0] , C = 0, 3 + 0 + 0 = 3, A ->3, C -> 0 [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 2 3.
9026+6275 =
< scratch > [9, 0, 2, 6] has 4 digits. [6, 2, 7, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0 [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 3 0 1.
316+5988 =
< scratch > [3, 1, 6] has 3 digits. [5, 9, 8, 8] has 4 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 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 3 0 4.
7639+475 =
< scratch > [7, 6, 3, 9] has 4 digits. [4, 7, 5] has 3 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 1 1 4.
4799+8165 =
< scratch > [4, 7, 9, 9] has 4 digits. [8, 1, 6, 5] has 4 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [7] + [1] , C = 0, 7 + 1 + 0 = 9, A ->9, C -> 0 [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 9 6 4.
9245+4978 =
< scratch > [9, 2, 4, 5] has 4 digits. [4, 9, 7, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 2 2 3.
5836+9448 =
< scratch > [5, 8, 3, 6] has 4 digits. [9, 4, 4, 8] has 4 digits. [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [3] + [4] , C = 0, 3 + 4 + 0 = 8, A ->8, C -> 0 [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 2 8 4.
5585+868 =
< scratch > [5, 5, 8, 5] has 4 digits. [8, 6, 8] has 3 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 4 5 3.
4753+758 =
< scratch > [4, 7, 5, 3] has 4 digits. [7, 5, 8] has 3 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 5 1 1.
68+1997 =
< scratch > [6, 8] has 2 digits. [1, 9, 9, 7] has 4 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [6] + [9] , C = 1, 6 + 9 + 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 5.
779+374 =
< scratch > [7, 7, 9] has 3 digits. [3, 7, 4] has 3 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 5 3.
5777+9863 =
< scratch > [5, 7, 7, 7] has 4 digits. [9, 8, 6, 3] has 4 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 6 4 0.
2197+8246 =
< scratch > [2, 1, 9, 7] has 4 digits. [8, 2, 4, 6] has 4 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [1] + [2] , C = 0, 1 + 2 + 0 = 4, A ->4, C -> 0 [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 4 3.
9757+1380 =
< scratch > [9, 7, 5, 7] has 4 digits. [1, 3, 8, 0] has 4 digits. [7] + [0] , C = 0, 7 + 0 + 0 = 7, A ->7, C -> 0 [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, 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 </ scratch > sum:1 1 1 3 7.
349+691 =
< scratch > [3, 4, 9] has 3 digits. [6, 9, 1] has 3 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 0.
918+4382 =
< scratch > [9, 1, 8] has 3 digits. [4, 3, 8, 2] has 4 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 3 0 0.
6788+7186 =
< scratch > [6, 7, 8, 8] has 4 digits. [7, 1, 8, 6] has 4 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [7] + [1] , C = 0, 7 + 1 + 0 = 9, A ->9, C -> 0 [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 9 7 4.
9817+355 =
< scratch > [9, 8, 1, 7] has 4 digits. [3, 5, 5] has 3 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [1] + [5] , C = 0, 1 + 5 + 0 = 7, A ->7, C -> 0 [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 7 2.
978+42 =
< scratch > [9, 7, 8] has 3 digits. [4, 2] has 2 digits. [8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 0.
5947+295 =
< scratch > [5, 9, 4, 7] has 4 digits. [2, 9, 5] has 3 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 2 4 2.
9673+845 =
< scratch > [9, 6, 7, 3] has 4 digits. [8, 4, 5] has 3 digits. [3] + [5] , C = 0, 3 + 5 + 0 = 8, A ->8, C -> 0 [7] + [4] , C = 1, 7 + 4 + 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 </ scratch > sum:1 0 5 1 8.
635+768 =
< scratch > [6, 3, 5] has 3 digits. [7, 6, 8] has 3 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 0 3.