input stringlengths 6 12 | target stringlengths 117 294 |
|---|---|
7075+7058 = | < scratch >
[7, 0, 7, 5] has 4 digits.
[7, 0, 5, 8] has 4 digits.
[5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1
[7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1
[0] + [0] , C = 0, 0 + 0 + 0 = 1, A ->1, C -> 0
[7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1
</ scratch >
sum:1 4 1 3 3. |
9362+1549 = | < scratch >
[9, 3, 6, 2] has 4 digits.
[1, 5, 4, 9] has 4 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
[3] + [5] , C = 0, 3 + 5 + 0 = 9, A ->9, C -> 0
[9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 9 1 1. |
1668+1655 = | < scratch >
[1, 6, 6, 8] has 4 digits.
[1, 6, 5, 5] has 4 digits.
[8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1
[6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1
[6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1
[1] + [1] , C = 0, 1 + 1 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 3 2 3. |
1539+8688 = | < scratch >
[1, 5, 3, 9] has 4 digits.
[8, 6, 8, 8] has 4 digits.
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1
[3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1
[5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1
[1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 2 2 7. |
651+839 = | < scratch >
[6, 5, 1] has 3 digits.
[8, 3, 9] has 3 digits.
[1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1
[5] + [3] , C = 0, 5 + 3 + 0 = 9, A ->9, C -> 0
[6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1
</ scratch >
sum:1 4 9 0. |
6378+86 = | < scratch >
[6, 3, 7, 8] has 4 digits.
[8, 6] has 2 digits.
[8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1
[7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1
[3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0
[6] + [0] , C = 0, 6 + 0 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 4 6 4. |
5855+169 = | < scratch >
[5, 8, 5, 5] has 4 digits.
[1, 6, 9] has 3 digits.
[5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1
[5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1
[8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1
[5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 0 2 4. |
78+1476 = | < scratch >
[7, 8] has 2 digits.
[1, 4, 7, 6] has 4 digits.
[8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, 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
[0] + [1] , C = 0, 0 + 1 + 0 = 1, A ->1, C -> 0
</ scratch >
sum:1 5 5 4. |
5041+977 = | < scratch >
[5, 0, 4, 1] has 4 digits.
[9, 7, 7] has 3 digits.
[1] + [7] , C = 0, 1 + 7 + 0 = 8, A ->8, C -> 0
[4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, 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 1 8. |
1469+66 = | < scratch >
[1, 4, 6, 9] has 4 digits.
[6, 6] has 2 digits.
[9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1
[6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1
[4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0
[1] + [0] , C = 0, 1 + 0 + 0 = 1, A ->1, C -> 0
</ scratch >
sum:1 5 3 5. |
291+924 = | < scratch >
[2, 9, 1] has 3 digits.
[9, 2, 4] has 3 digits.
[1] + [4] , C = 0, 1 + 4 + 0 = 5, A ->5, C -> 0
[9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1
[2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 1 5. |
47+83 = | < scratch >
[4, 7] has 2 digits.
[8, 3] has 2 digits.
[7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1
[4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1
</ scratch >
sum:1 3 0. |
764+353 = | < scratch >
[7, 6, 4] has 3 digits.
[3, 5, 3] has 3 digits.
[4] + [3] , C = 0, 4 + 3 + 0 = 7, A ->7, C -> 0
[6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1
[7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 1 7. |
58+65 = | < scratch >
[5, 8] has 2 digits.
[6, 5] has 2 digits.
[8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1
[5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 3. |
97+7223 = | < scratch >
[9, 7] has 2 digits.
[7, 2, 2, 3] has 4 digits.
[7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1
[9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1
[0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0
[0] + [7] , C = 0, 0 + 7 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 3 2 0. |
8795+492 = | < scratch >
[8, 7, 9, 5] has 4 digits.
[4, 9, 2] has 3 digits.
[5] + [2] , C = 0, 5 + 2 + 0 = 7, A ->7, C -> 0
[9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1
[7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1
[8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 2 8 7. |
84+3316 = | < scratch >
[8, 4] has 2 digits.
[3, 3, 1, 6] has 4 digits.
[4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1
[8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1
[0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0
[0] + [3] , C = 0, 0 + 3 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 4 0 0. |
868+904 = | < scratch >
[8, 6, 8] has 3 digits.
[9, 0, 4] has 3 digits.
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0
[8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1
</ scratch >
sum:1 7 7 2. |
3724+5396 = | < scratch >
[3, 7, 2, 4] has 4 digits.
[5, 3, 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
[7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1
[3] + [5] , C = 0, 3 + 5 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 1 2 0. |
9+696 = | < scratch >
[9] has 1 digits.
[6, 9, 6] has 3 digits.
[9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, 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 5. |
177+5726 = | < scratch >
[1, 7, 7] has 3 digits.
[5, 7, 2, 6] has 4 digits.
[7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1
[7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1
[1] + [7] , C = 0, 1 + 7 + 0 = 9, A ->9, C -> 0
[0] + [5] , C = 0, 0 + 5 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 9 0 3. |
493+77 = | < scratch >
[4, 9, 3] has 3 digits.
[7, 7] has 2 digits.
[3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1
[9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1
[4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 7 0. |
6378+5723 = | < scratch >
[6, 3, 7, 8] has 4 digits.
[5, 7, 2, 3] has 4 digits.
[8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1
[7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1
[3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1
[6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 1 0 1. |
96+5 = | < scratch >
[9, 6] has 2 digits.
[5] has 1 digits.
[6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 1. |
196+479 = | < scratch >
[1, 9, 6] has 3 digits.
[4, 7, 9] has 3 digits.
[6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1
[9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1
[1] + [4] , C = 0, 1 + 4 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 7 5. |
659+87 = | < scratch >
[6, 5, 9] has 3 digits.
[8, 7] has 2 digits.
[9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1
[5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1
[6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 4 6. |
997+584 = | < scratch >
[9, 9, 7] has 3 digits.
[5, 8, 4] has 3 digits.
[7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1
[9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1
[9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1
</ scratch >
sum:1 5 8 1. |
5934+79 = | < scratch >
[5, 9, 3, 4] has 4 digits.
[7, 9] has 2 digits.
[4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1
[3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, 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 1 3. |
1538+2513 = | < scratch >
[1, 5, 3, 8] has 4 digits.
[2, 5, 1, 3] has 4 digits.
[8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1
[3] + [1] , C = 0, 3 + 1 + 0 = 5, A ->5, C -> 0
[5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1
[1] + [2] , C = 0, 1 + 2 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 0 5 1. |
64+96 = | < scratch >
[6, 4] has 2 digits.
[9, 6] has 2 digits.
[4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1
[6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1
</ scratch >
sum:1 6 0. |
69+484 = | < scratch >
[6, 9] has 2 digits.
[4, 8, 4] has 3 digits.
[9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1
[6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1
[0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 5 3. |
979+59 = | < scratch >
[9, 7, 9] has 3 digits.
[5, 9] has 2 digits.
[9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1
[7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 3 8. |
3181+8542 = | < scratch >
[3, 1, 8, 1] has 4 digits.
[8, 5, 4, 2] has 4 digits.
[1] + [2] , C = 0, 1 + 2 + 0 = 3, A ->3, C -> 0
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[1] + [5] , C = 0, 1 + 5 + 0 = 7, A ->7, C -> 0
[3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 7 2 3. |
648+454 = | < scratch >
[6, 4, 8] has 3 digits.
[4, 5, 4] has 3 digits.
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1
[6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 0 2. |
68+3332 = | < scratch >
[6, 8] has 2 digits.
[3, 3, 3, 2] has 4 digits.
[8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
[0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0
[0] + [3] , C = 0, 0 + 3 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 4 0 0. |
2769+33 = | < scratch >
[2, 7, 6, 9] has 4 digits.
[3, 3] has 2 digits.
[9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
[7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0
[2] + [0] , C = 0, 2 + 0 + 0 = 2, A ->2, C -> 0
</ scratch >
sum:2 8 0 2. |
2512+739 = | < scratch >
[2, 5, 1, 2] has 4 digits.
[7, 3, 9] has 3 digits.
[2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1
[1] + [3] , C = 0, 1 + 3 + 0 = 5, A ->5, C -> 0
[5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 2 5 1. |
794+7 = | < scratch >
[7, 9, 4] has 3 digits.
[7] has 1 digits.
[4] + [7] , C = 1, 4 + 7 + 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. |
64+666 = | < scratch >
[6, 4] has 2 digits.
[6, 6, 6] has 3 digits.
[4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1
[6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1
[0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 3 0. |
7265+67 = | < scratch >
[7, 2, 6, 5] has 4 digits.
[6, 7] has 2 digits.
[5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1
[6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
[7] + [0] , C = 0, 7 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 3 3 2. |
991+180 = | < scratch >
[9, 9, 1] has 3 digits.
[1, 8, 0] has 3 digits.
[1] + [0] , C = 0, 1 + 0 + 0 = 1, A ->1, C -> 0
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1
[9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 7 1. |
53+4498 = | < scratch >
[5, 3] has 2 digits.
[4, 4, 9, 8] has 4 digits.
[3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1
[5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1
[0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0
[0] + [4] , C = 0, 0 + 4 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 5 5 1. |
4154+48 = | < scratch >
[4, 1, 5, 4] has 4 digits.
[4, 8] has 2 digits.
[4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1
[5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1
[1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0
[4] + [0] , C = 0, 4 + 0 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 2 0 2. |
640+5767 = | < scratch >
[6, 4, 0] has 3 digits.
[5, 7, 6, 7] has 4 digits.
[0] + [7] , C = 0, 0 + 7 + 0 = 7, A ->7, C -> 0
[4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1
[6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1
[0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 4 0 7. |
76+4047 = | < scratch >
[7, 6] has 2 digits.
[4, 0, 4, 7] has 4 digits.
[6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1
[7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1
[0] + [0] , C = 0, 0 + 0 + 0 = 1, A ->1, C -> 0
[0] + [4] , C = 0, 0 + 4 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 1 2 3. |
5199+932 = | < scratch >
[5, 1, 9, 9] has 4 digits.
[9, 3, 2] has 3 digits.
[9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1
[9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1
[1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1
[5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 1 3 1. |
786+49 = | < scratch >
[7, 8, 6] has 3 digits.
[4, 9] has 2 digits.
[6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1
[8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1
[7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 3 5. |
7036+94 = | < scratch >
[7, 0, 3, 6] has 4 digits.
[9, 4] has 2 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] + [0] , C = 0, 0 + 0 + 0 = 1, A ->1, C -> 0
[7] + [0] , C = 0, 7 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 1 3 0. |
9616+604 = | < scratch >
[9, 6, 1, 6] has 4 digits.
[6, 0, 4] has 3 digits.
[6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1
[1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0
[6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 2 2 0. |
8665+840 = | < scratch >
[8, 6, 6, 5] has 4 digits.
[8, 4, 0] has 3 digits.
[5] + [0] , C = 0, 5 + 0 + 0 = 5, A ->5, C -> 0
[6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1
[6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1
[8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 5 0 5. |
76+97 = | < scratch >
[7, 6] has 2 digits.
[9, 7] has 2 digits.
[6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1
[7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1
</ scratch >
sum:1 7 3. |
5998+4894 = | < scratch >
[5, 9, 9, 8] has 4 digits.
[4, 8, 9, 4] has 4 digits.
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1
[9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1
[5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 8 9 2. |
928+757 = | < scratch >
[9, 2, 8] has 3 digits.
[7, 5, 7] has 3 digits.
[8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1
[2] + [5] , C = 0, 2 + 5 + 0 = 8, A ->8, C -> 0
[9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1
</ scratch >
sum:1 6 8 5. |
65+4437 = | < scratch >
[6, 5] has 2 digits.
[4, 4, 3, 7] has 4 digits.
[5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
[0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0
[0] + [4] , C = 0, 0 + 4 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 5 0 2. |
8853+97 = | < scratch >
[8, 8, 5, 3] has 4 digits.
[9, 7] has 2 digits.
[3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1
[5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1
[8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0
[8] + [0] , C = 0, 8 + 0 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 9 5 0. |
5650+9509 = | < scratch >
[5, 6, 5, 0] has 4 digits.
[9, 5, 0, 9] has 4 digits.
[0] + [9] , C = 0, 0 + 9 + 0 = 9, A ->9, C -> 0
[5] + [0] , C = 0, 5 + 0 + 0 = 5, A ->5, C -> 0
[6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1
[5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1
</ scratch >
sum:1 5 1 5 9. |
5876+8573 = | < scratch >
[5, 8, 7, 6] has 4 digits.
[8, 5, 7, 3] has 4 digits.
[6] + [3] , C = 0, 6 + 3 + 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
[5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1
</ scratch >
sum:1 4 4 4 9. |
71+199 = | < scratch >
[7, 1] has 2 digits.
[1, 9, 9] has 3 digits.
[1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1
[7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1
[0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0
</ scratch >
sum:2 7 0. |
8165+4195 = | < scratch >
[8, 1, 6, 5] has 4 digits.
[4, 1, 9, 5] has 4 digits.
[5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1
[6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1
[1] + [1] , C = 0, 1 + 1 + 0 = 3, A ->3, C -> 0
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 3 6 0. |
1289+19 = | < scratch >
[1, 2, 8, 9] has 4 digits.
[1, 9] has 2 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
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
[1] + [0] , C = 0, 1 + 0 + 0 = 1, A ->1, C -> 0
</ scratch >
sum:1 3 0 8. |
5936+665 = | < scratch >
[5, 9, 3, 6] has 4 digits.
[6, 6, 5] has 3 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
[9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1
[5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 6 0 1. |
2893+772 = | < scratch >
[2, 8, 9, 3] has 4 digits.
[7, 7, 2] has 3 digits.
[3] + [2] , C = 0, 3 + 2 + 0 = 5, A ->5, C -> 0
[9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1
[8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 6 6 5. |
35+66 = | < scratch >
[3, 5] has 2 digits.
[6, 6] has 2 digits.
[5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1
[3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 1. |
74+984 = | < scratch >
[7, 4] has 2 digits.
[9, 8, 4] has 3 digits.
[4] + [4] , C = 0, 4 + 4 + 0 = 8, A ->8, 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 8. |
7575+1970 = | < scratch >
[7, 5, 7, 5] has 4 digits.
[1, 9, 7, 0] has 4 digits.
[5] + [0] , C = 0, 5 + 0 + 0 = 5, A ->5, C -> 0
[7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1
[5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1
[7] + [1] , C = 0, 7 + 1 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 5 4 5. |
654+582 = | < scratch >
[6, 5, 4] has 3 digits.
[5, 8, 2] has 3 digits.
[4] + [2] , C = 0, 4 + 2 + 0 = 6, A ->6, C -> 0
[5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1
[6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 3 6. |
8+2297 = | < scratch >
[8] has 1 digits.
[2, 2, 9, 7] has 4 digits.
[8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
[0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0
[0] + [2] , C = 0, 0 + 2 + 0 = 2, A ->2, C -> 0
</ scratch >
sum:2 3 0 5. |
553+4899 = | < scratch >
[5, 5, 3] has 3 digits.
[4, 8, 9, 9] has 4 digits.
[3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1
[5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1
[5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1
[0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 4 5 2. |
7697+8 = | < scratch >
[7, 6, 9, 7] has 4 digits.
[8] has 1 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] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0
[7] + [0] , C = 0, 7 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 7 0 5. |
7287+63 = | < scratch >
[7, 2, 8, 7] has 4 digits.
[6, 3] has 2 digits.
[7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1
[8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
[7] + [0] , C = 0, 7 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 3 5 0. |
2962+78 = | < scratch >
[2, 9, 6, 2] has 4 digits.
[7, 8] has 2 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1
[6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, 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 4 0. |
286+665 = | < scratch >
[2, 8, 6] has 3 digits.
[6, 6, 5] has 3 digits.
[6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1
[8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1
[2] + [6] , C = 0, 2 + 6 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 5 1. |
5328+4296 = | < scratch >
[5, 3, 2, 8] has 4 digits.
[4, 2, 9, 6] has 4 digits.
[8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1
[2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1
[3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0
[5] + [4] , C = 0, 5 + 4 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 6 2 4. |
83+889 = | < scratch >
[8, 3] has 2 digits.
[8, 8, 9] has 3 digits.
[3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1
[8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1
[0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 7 2. |
61+1968 = | < scratch >
[6, 1] has 2 digits.
[1, 9, 6, 8] has 4 digits.
[1] + [8] , C = 0, 1 + 8 + 0 = 9, A ->9, C -> 0
[6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, 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 2 9. |
77+2095 = | < scratch >
[7, 7] has 2 digits.
[2, 0, 9, 5] has 4 digits.
[7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1
[7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1
[0] + [0] , C = 0, 0 + 0 + 0 = 1, A ->1, C -> 0
[0] + [2] , C = 0, 0 + 2 + 0 = 2, A ->2, C -> 0
</ scratch >
sum:2 1 7 2. |
432+98 = | < scratch >
[4, 3, 2] has 3 digits.
[9, 8] has 2 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1
[3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1
[4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 3 0. |
228+94 = | < scratch >
[2, 2, 8] has 3 digits.
[9, 4] has 2 digits.
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 2 2. |
3895+6 = | < scratch >
[3, 8, 9, 5] has 4 digits.
[6] has 1 digits.
[5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, 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
[3] + [0] , C = 0, 3 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 9 0 1. |
1327+1737 = | < scratch >
[1, 3, 2, 7] has 4 digits.
[1, 7, 3, 7] has 4 digits.
[7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1
[2] + [3] , C = 0, 2 + 3 + 0 = 6, A ->6, C -> 0
[3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1
[1] + [1] , C = 0, 1 + 1 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 0 6 4. |
7341+6368 = | < scratch >
[7, 3, 4, 1] has 4 digits.
[6, 3, 6, 8] has 4 digits.
[1] + [8] , C = 0, 1 + 8 + 0 = 9, A ->9, C -> 0
[4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1
[3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0
[7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1
</ scratch >
sum:1 3 7 0 9. |
866+191 = | < scratch >
[8, 6, 6] has 3 digits.
[1, 9, 1] has 3 digits.
[6] + [1] , C = 0, 6 + 1 + 0 = 7, A ->7, C -> 0
[6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1
[8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 5 7. |
613+98 = | < scratch >
[6, 1, 3] has 3 digits.
[9, 8] has 2 digits.
[3] + [8] , C = 1, 3 + 8 + 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. |
192+3108 = | < scratch >
[1, 9, 2] has 3 digits.
[3, 1, 0, 8] has 4 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
[1] + [1] , C = 0, 1 + 1 + 0 = 3, A ->3, C -> 0
[0] + [3] , C = 0, 0 + 3 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 3 0 0. |
38+69 = | < scratch >
[3, 8] has 2 digits.
[6, 9] has 2 digits.
[8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1
[3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 7. |
676+36 = | < scratch >
[6, 7, 6] has 3 digits.
[3, 6] has 2 digits.
[6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1
[7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1
[6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 1 2. |
688+5257 = | < scratch >
[6, 8, 8] has 3 digits.
[5, 2, 5, 7] has 4 digits.
[8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1
[8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1
[6] + [2] , C = 0, 6 + 2 + 0 = 9, A ->9, C -> 0
[0] + [5] , C = 0, 0 + 5 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 9 4 5. |
71+8940 = | < scratch >
[7, 1] has 2 digits.
[8, 9, 4, 0] has 4 digits.
[1] + [0] , C = 0, 1 + 0 + 0 = 1, A ->1, 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
[0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 0 1 1. |
3470+4945 = | < scratch >
[3, 4, 7, 0] has 4 digits.
[4, 9, 4, 5] has 4 digits.
[0] + [5] , C = 0, 0 + 5 + 0 = 5, A ->5, C -> 0
[7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1
[4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1
[3] + [4] , C = 0, 3 + 4 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 4 1 5. |
9397+273 = | < scratch >
[9, 3, 9, 7] has 4 digits.
[2, 7, 3] has 3 digits.
[7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1
[9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1
[3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0
[9] + [0] , C = 0, 9 + 0 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 6 7 0. |
91+5489 = | < scratch >
[9, 1] has 2 digits.
[5, 4, 8, 9] has 4 digits.
[1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1
[9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1
[0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0
[0] + [5] , C = 0, 0 + 5 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 5 8 0. |
5563+4739 = | < scratch >
[5, 5, 6, 3] has 4 digits.
[4, 7, 3, 9] has 4 digits.
[3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
[5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1
[5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 3 0 2. |
384+2955 = | < scratch >
[3, 8, 4] has 3 digits.
[2, 9, 5, 5] has 4 digits.
[4] + [5] , C = 0, 4 + 5 + 0 = 9, A ->9, C -> 0
[8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1
[3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1
[0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 3 3 9. |
98+4322 = | < scratch >
[9, 8] has 2 digits.
[4, 3, 2, 2] has 4 digits.
[8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1
[9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1
[0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0
[0] + [4] , C = 0, 0 + 4 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 4 2 0. |
488+34 = | < scratch >
[4, 8, 8] has 3 digits.
[3, 4] has 2 digits.
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1
[4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 2 2. |
51+8958 = | < scratch >
[5, 1] has 2 digits.
[8, 9, 5, 8] has 4 digits.
[1] + [8] , C = 0, 1 + 8 + 0 = 9, A ->9, C -> 0
[5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
[0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 0 0 9. |
1427+76 = | < scratch >
[1, 4, 2, 7] has 4 digits.
[7, 6] has 2 digits.
[7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1
[2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1
[4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0
[1] + [0] , C = 0, 1 + 0 + 0 = 1, A ->1, C -> 0
</ scratch >
sum:1 5 0 3. |
6768+6744 = | < scratch >
[6, 7, 6, 8] has 4 digits.
[6, 7, 4, 4] has 4 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
[7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1
[6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1
</ scratch >
sum:1 3 5 1 2. |
202+98 = | < scratch >
[2, 0, 2] has 3 digits.
[9, 8] has 2 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 0 0. |
6592+6148 = | < scratch >
[6, 5, 9, 2] has 4 digits.
[6, 1, 4, 8] has 4 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1
[9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1
[5] + [1] , C = 0, 5 + 1 + 0 = 7, A ->7, C -> 0
[6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 7 4 0. |
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