input stringlengths 6 12 | target stringlengths 117 294 |
|---|---|
9890+4499 = | < scratch >
[9, 8, 9, 0] has 4 digits.
[4, 4, 9, 9] has 4 digits.
[0] + [9] , C = 0, 0 + 9 + 0 = 9, A ->9, C -> 0
[9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1
[8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1
[9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1
</ scratch >
sum:1 4 3 8 9. |
3405+699 = | < scratch >
[3, 4, 0, 5] has 4 digits.
[6, 9, 9] has 3 digits.
[5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
[4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1
[3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 1 0 4. |
7979+79 = | < scratch >
[7, 9, 7, 9] has 4 digits.
[7, 9] has 2 digits.
[9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, 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
[7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 0 5 8. |
5970+7577 = | < scratch >
[5, 9, 7, 0] has 4 digits.
[7, 5, 7, 7] has 4 digits.
[0] + [7] , C = 0, 0 + 7 + 0 = 7, A ->7, C -> 0
[7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1
[9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1
[5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1
</ scratch >
sum:1 3 5 4 7. |
578+3653 = | < scratch >
[5, 7, 8] has 3 digits.
[3, 6, 5, 3] has 4 digits.
[8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1
[7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1
[5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1
[0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 2 3 1. |
583+2757 = | < scratch >
[5, 8, 3] has 3 digits.
[2, 7, 5, 7] has 4 digits.
[3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1
[8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1
[5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1
[0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 3 4 0. |
4996+3957 = | < scratch >
[4, 9, 9, 6] has 4 digits.
[3, 9, 5, 7] has 4 digits.
[6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1
[9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1
[9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1
[4] + [3] , C = 0, 4 + 3 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 9 5 3. |
37+978 = | < scratch >
[3, 7] has 2 digits.
[9, 7, 8] has 3 digits.
[7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, 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 5. |
7949+59 = | < scratch >
[7, 9, 4, 9] has 4 digits.
[5, 9] has 2 digits.
[9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, 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
[7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 0 0 8. |
8788+484 = | < scratch >
[8, 7, 8, 8] has 4 digits.
[4, 8, 4] has 3 digits.
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, 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 7 2. |
1682+3869 = | < scratch >
[1, 6, 8, 2] has 4 digits.
[3, 8, 6, 9] has 4 digits.
[2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1
[8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1
[6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1
[1] + [3] , C = 0, 1 + 3 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 5 5 1. |
79+6952 = | < scratch >
[7, 9] has 2 digits.
[6, 9, 5, 2] has 4 digits.
[9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, 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] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 0 3 1. |
956+67 = | < scratch >
[9, 5, 6] has 3 digits.
[6, 7] has 2 digits.
[6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, 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 3. |
91+8999 = | < scratch >
[9, 1] has 2 digits.
[8, 9, 9, 9] has 4 digits.
[1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1
[9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, 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 9 0. |
3296+824 = | < scratch >
[3, 2, 9, 6] has 4 digits.
[8, 2, 4] has 3 digits.
[6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1
[9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1
[2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1
[3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 1 2 0. |
7689+9368 = | < scratch >
[7, 6, 8, 9] has 4 digits.
[9, 3, 6, 8] has 4 digits.
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1
[8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
[7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1
</ scratch >
sum:1 7 0 5 7. |
4271+849 = | < scratch >
[4, 2, 7, 1] has 4 digits.
[8, 4, 9] has 3 digits.
[1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1
[7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1
[2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1
[4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 1 2 0. |
974+97 = | < scratch >
[9, 7, 4] has 3 digits.
[9, 7] has 2 digits.
[4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1
[7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 7 1. |
4423+8995 = | < scratch >
[4, 4, 2, 3] has 4 digits.
[8, 9, 9, 5] has 4 digits.
[3] + [5] , C = 0, 3 + 5 + 0 = 8, A ->8, C -> 0
[2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1
[4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1
[4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1
</ scratch >
sum:1 3 4 1 8. |
7489+556 = | < scratch >
[7, 4, 8, 9] has 4 digits.
[5, 5, 6] has 3 digits.
[9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1
[8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, 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 4 5. |
573+957 = | < scratch >
[5, 7, 3] has 3 digits.
[9, 5, 7] has 3 digits.
[3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1
[7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1
[5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1
</ scratch >
sum:1 5 3 0. |
6577+749 = | < scratch >
[6, 5, 7, 7] has 4 digits.
[7, 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
[5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1
[6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 3 2 6. |
876+6969 = | < scratch >
[8, 7, 6] has 3 digits.
[6, 9, 6, 9] has 4 digits.
[6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1
[7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1
[8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1
[0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 8 4 5. |
197+9934 = | < scratch >
[1, 9, 7] has 3 digits.
[9, 9, 3, 4] has 4 digits.
[7] + [4] , C = 1, 7 + 4 + 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
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 1 3 1. |
1988+5995 = | < scratch >
[1, 9, 8, 8] has 4 digits.
[5, 9, 9, 5] has 4 digits.
[8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1
[8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1
[9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1
[1] + [5] , C = 0, 1 + 5 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 9 8 3. |
652+768 = | < scratch >
[6, 5, 2] has 3 digits.
[7, 6, 8] has 3 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1
[5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1
[6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1
</ scratch >
sum:1 4 2 0. |
4725+5289 = | < scratch >
[4, 7, 2, 5] has 4 digits.
[5, 2, 8, 9] has 4 digits.
[5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1
[2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1
[7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1
[4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 0 1 4. |
5657+8625 = | < scratch >
[5, 6, 5, 7] has 4 digits.
[8, 6, 2, 5] has 4 digits.
[7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, 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
[5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1
</ scratch >
sum:1 4 2 8 2. |
5677+894 = | < scratch >
[5, 6, 7, 7] has 4 digits.
[8, 9, 4] has 3 digits.
[7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1
[7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1
[6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1
[5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 5 7 1. |
384+749 = | < scratch >
[3, 8, 4] has 3 digits.
[7, 4, 9] has 3 digits.
[4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1
[8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1
[3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 3 3. |
659+6958 = | < scratch >
[6, 5, 9] has 3 digits.
[6, 9, 5, 8] has 4 digits.
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, 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
[0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 6 1 7. |
2563+2968 = | < scratch >
[2, 5, 6, 3] has 4 digits.
[2, 9, 6, 8] has 4 digits.
[3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1
[6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1
[5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1
[2] + [2] , C = 0, 2 + 2 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 5 3 1. |
2198+873 = | < scratch >
[2, 1, 9, 8] has 4 digits.
[8, 7, 3] has 3 digits.
[8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1
[9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1
[1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 0 7 1. |
9783+6843 = | < scratch >
[9, 7, 8, 3] has 4 digits.
[6, 8, 4, 3] has 4 digits.
[3] + [3] , C = 0, 3 + 3 + 0 = 6, A ->6, C -> 0
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1
[9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1
</ scratch >
sum:1 6 6 2 6. |
628+1489 = | < scratch >
[6, 2, 8] has 3 digits.
[1, 4, 8, 9] has 4 digits.
[8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1
[2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1
[6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1
[0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0
</ scratch >
sum:2 1 1 7. |
996+44 = | < scratch >
[9, 9, 6] has 3 digits.
[4, 4] has 2 digits.
[6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1
[9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 4 0. |
9707+859 = | < scratch >
[9, 7, 0, 7] has 4 digits.
[8, 5, 9] has 3 digits.
[7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1
[0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0
[7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 5 6 6. |
9596+8224 = | < scratch >
[9, 5, 9, 6] has 4 digits.
[8, 2, 2, 4] has 4 digits.
[6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1
[9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1
[5] + [2] , C = 0, 5 + 2 + 0 = 8, A ->8, C -> 0
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1
</ scratch >
sum:1 7 8 2 0. |
1956+8988 = | < scratch >
[1, 9, 5, 6] has 4 digits.
[8, 9, 8, 8] has 4 digits.
[6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1
[5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1
[9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1
[1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 9 4 4. |
3397+897 = | < scratch >
[3, 3, 9, 7] has 4 digits.
[8, 9, 7] has 3 digits.
[7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1
[9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1
[3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1
[3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 2 9 4. |
86+964 = | < scratch >
[8, 6] has 2 digits.
[9, 6, 4] has 3 digits.
[6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1
[8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 5 0. |
5593+2428 = | < scratch >
[5, 5, 9, 3] has 4 digits.
[2, 4, 2, 8] has 4 digits.
[3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1
[9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1
[5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1
[5] + [2] , C = 0, 5 + 2 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 0 2 1. |
9882+859 = | < scratch >
[9, 8, 8, 2] has 4 digits.
[8, 5, 9] has 3 digits.
[2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1
[8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1
[8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 7 4 1. |
2288+795 = | < scratch >
[2, 2, 8, 8] has 4 digits.
[7, 9, 5] has 3 digits.
[8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1
[8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1
[2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 0 8 3. |
588+663 = | < scratch >
[5, 8, 8] has 3 digits.
[6, 6, 3] has 3 digits.
[8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1
[8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1
[5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 5 1. |
7874+637 = | < scratch >
[7, 8, 7, 4] has 4 digits.
[6, 3, 7] has 3 digits.
[4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1
[7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1
[8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1
[7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 5 1 1. |
3453+3778 = | < scratch >
[3, 4, 5, 3] has 4 digits.
[3, 7, 7, 8] has 4 digits.
[3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1
[5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1
[4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1
[3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 2 3 1. |
8769+8625 = | < scratch >
[8, 7, 6, 9] has 4 digits.
[8, 6, 2, 5] has 4 digits.
[9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1
[6] + [2] , C = 0, 6 + 2 + 0 = 9, A ->9, C -> 0
[7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1
[8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1
</ scratch >
sum:1 7 3 9 4. |
4967+5583 = | < scratch >
[4, 9, 6, 7] has 4 digits.
[5, 5, 8, 3] has 4 digits.
[7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, 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
[4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 5 5 0. |
653+9739 = | < scratch >
[6, 5, 3] has 3 digits.
[9, 7, 3, 9] has 4 digits.
[3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1
[5] + [3] , C = 0, 5 + 3 + 0 = 9, A ->9, C -> 0
[6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 3 9 2. |
3586+3546 = | < scratch >
[3, 5, 8, 6] has 4 digits.
[3, 5, 4, 6] has 4 digits.
[6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1
[8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1
[5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1
[3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 1 3 2. |
8857+4069 = | < scratch >
[8, 8, 5, 7] has 4 digits.
[4, 0, 6, 9] has 4 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
[8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 9 2 6. |
9656+728 = | < scratch >
[9, 6, 5, 6] has 4 digits.
[7, 2, 8] has 3 digits.
[6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1
[5] + [2] , C = 0, 5 + 2 + 0 = 8, A ->8, C -> 0
[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 4. |
865+5599 = | < scratch >
[8, 6, 5] has 3 digits.
[5, 5, 9, 9] has 4 digits.
[5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1
[6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1
[8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1
[0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 4 6 4. |
9381+842 = | < scratch >
[9, 3, 8, 1] has 4 digits.
[8, 4, 2] has 3 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
[3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 2 2 3. |
3728+389 = | < scratch >
[3, 7, 2, 8] has 4 digits.
[3, 8, 9] has 3 digits.
[8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1
[2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1
[7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1
[3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 1 1 7. |
9099+7448 = | < scratch >
[9, 0, 9, 9] has 4 digits.
[7, 4, 4, 8] has 4 digits.
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1
[9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1
[0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0
[9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1
</ scratch >
sum:1 6 5 4 7. |
986+135 = | < scratch >
[9, 8, 6] has 3 digits.
[1, 3, 5] has 3 digits.
[6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1
[8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1
[9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 2 1. |
467+5887 = | < scratch >
[4, 6, 7] has 3 digits.
[5, 8, 8, 7] has 4 digits.
[7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1
[6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1
[4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1
[0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 3 5 4. |
796+405 = | < scratch >
[7, 9, 6] has 3 digits.
[4, 0, 5] has 3 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
[7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 0 1. |
762+7448 = | < scratch >
[7, 6, 2] has 3 digits.
[7, 4, 4, 8] has 4 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1
[6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1
[7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1
[0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 2 1 0. |
2975+9852 = | < scratch >
[2, 9, 7, 5] has 4 digits.
[9, 8, 5, 2] has 4 digits.
[5] + [2] , C = 0, 5 + 2 + 0 = 7, A ->7, C -> 0
[7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1
[9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1
[2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 8 2 7. |
6782+298 = | < scratch >
[6, 7, 8, 2] has 4 digits.
[2, 9, 8] has 3 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, 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
[6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 0 8 0. |
6766+339 = | < scratch >
[6, 7, 6, 6] has 4 digits.
[3, 3, 9] has 3 digits.
[6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, 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
[6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 1 0 5. |
7398+1613 = | < scratch >
[7, 3, 9, 8] has 4 digits.
[1, 6, 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
[3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1
[7] + [1] , C = 0, 7 + 1 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 0 1 1. |
864+2939 = | < scratch >
[8, 6, 4] has 3 digits.
[2, 9, 3, 9] has 4 digits.
[4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
[8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1
[0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 8 0 3. |
4858+7436 = | < scratch >
[4, 8, 5, 8] has 4 digits.
[7, 4, 3, 6] has 4 digits.
[8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1
[5] + [3] , C = 0, 5 + 3 + 0 = 9, A ->9, C -> 0
[8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1
[4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 2 9 4. |
5997+423 = | < scratch >
[5, 9, 9, 7] has 4 digits.
[4, 2, 3] has 3 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
[9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1
[5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 4 2 0. |
6739+598 = | < scratch >
[6, 7, 3, 9] has 4 digits.
[5, 9, 8] has 3 digits.
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1
[3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1
[7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1
[6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 3 3 7. |
64+1979 = | < scratch >
[6, 4] has 2 digits.
[1, 9, 7, 9] has 4 digits.
[4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1
[6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, 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 4 3. |
3253+849 = | < scratch >
[3, 2, 5, 3] has 4 digits.
[8, 4, 9] has 3 digits.
[3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1
[5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1
[2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1
[3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 1 0 2. |
969+37 = | < scratch >
[9, 6, 9] has 3 digits.
[3, 7] has 2 digits.
[9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 0 6. |
979+28 = | < scratch >
[9, 7, 9] has 3 digits.
[2, 8] has 2 digits.
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1
[7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 0 7. |
577+9586 = | < scratch >
[5, 7, 7] has 3 digits.
[9, 5, 8, 6] has 4 digits.
[7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1
[7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1
[5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 1 6 3. |
7847+8069 = | < scratch >
[7, 8, 4, 7] has 4 digits.
[8, 0, 6, 9] has 4 digits.
[7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1
[4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1
[8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0
[7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1
</ scratch >
sum:1 5 9 1 6. |
79+4998 = | < scratch >
[7, 9] has 2 digits.
[4, 9, 9, 8] has 4 digits.
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1
[7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
[0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0
</ scratch >
sum:5 0 7 7. |
9666+871 = | < scratch >
[9, 6, 6, 6] has 4 digits.
[8, 7, 1] has 3 digits.
[6] + [1] , C = 0, 6 + 1 + 0 = 7, A ->7, C -> 0
[6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1
[6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1
[9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 5 3 7. |
3349+999 = | < scratch >
[3, 3, 4, 9] has 4 digits.
[9, 9, 9] has 3 digits.
[9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1
[4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1
[3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1
[3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 3 4 8. |
896+2425 = | < scratch >
[8, 9, 6] has 3 digits.
[2, 4, 2, 5] has 4 digits.
[6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1
[9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1
[8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1
[0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 3 2 1. |
7755+555 = | < scratch >
[7, 7, 5, 5] has 4 digits.
[5, 5, 5] has 3 digits.
[5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1
[5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1
[7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1
[7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0
</ scratch >
sum:8 3 1 0. |
2974+648 = | < scratch >
[2, 9, 7, 4] has 4 digits.
[6, 4, 8] has 3 digits.
[4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, 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
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 6 2 2. |
6677+4046 = | < scratch >
[6, 6, 7, 7] has 4 digits.
[4, 0, 4, 6] has 4 digits.
[7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1
[7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, 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 2 3. |
6876+2426 = | < scratch >
[6, 8, 7, 6] has 4 digits.
[2, 4, 2, 6] has 4 digits.
[6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1
[7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1
[8] + [4] , C = 1, 8 + 4 + 1 = 13, A ->3, C -> 1
[6] + [2] , C = 0, 6 + 2 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 3 0 2. |
5961+7759 = | < scratch >
[5, 9, 6, 1] has 4 digits.
[7, 7, 5, 9] has 4 digits.
[1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1
[6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1
[9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1
[5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1
</ scratch >
sum:1 3 7 2 0. |
46+974 = | < scratch >
[4, 6] has 2 digits.
[9, 7, 4] has 3 digits.
[6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1
[4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1
[0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 2 0. |
877+239 = | < scratch >
[8, 7, 7] has 3 digits.
[2, 3, 9] has 3 digits.
[7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1
[7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1
[8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 1 6. |
3373+2777 = | < scratch >
[3, 3, 7, 3] has 4 digits.
[2, 7, 7, 7] has 4 digits.
[3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1
[7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1
[3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1
[3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0
</ scratch >
sum:6 1 5 0. |
3959+8949 = | < scratch >
[3, 9, 5, 9] has 4 digits.
[8, 9, 4, 9] has 4 digits.
[9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1
[5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1
[9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1
[3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1
</ scratch >
sum:1 2 9 0 8. |
6751+3787 = | < scratch >
[6, 7, 5, 1] has 4 digits.
[3, 7, 8, 7] has 4 digits.
[1] + [7] , C = 0, 1 + 7 + 0 = 8, A ->8, C -> 0
[5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1
[7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 5 3 8. |
4983+4789 = | < scratch >
[4, 9, 8, 3] has 4 digits.
[4, 7, 8, 9] has 4 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
[9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1
[4] + [4] , C = 0, 4 + 4 + 0 = 9, A ->9, C -> 0
</ scratch >
sum:9 7 7 2. |
942+78 = | < scratch >
[9, 4, 2] has 3 digits.
[7, 8] has 2 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, 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 0. |
168+963 = | < scratch >
[1, 6, 8] has 3 digits.
[9, 6, 3] has 3 digits.
[8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1
[6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1
[1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 3 1. |
796+3818 = | < scratch >
[7, 9, 6] has 3 digits.
[3, 8, 1, 8] has 4 digits.
[6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1
[9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1
[7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1
[0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0
</ scratch >
sum:4 6 1 4. |
177+6853 = | < scratch >
[1, 7, 7] has 3 digits.
[6, 8, 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
[1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1
[0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0
</ scratch >
sum:7 0 3 0. |
2259+748 = | < scratch >
[2, 2, 5, 9] has 4 digits.
[7, 4, 8] has 3 digits.
[9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, 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
[2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 0 0 7. |
615+485 = | < scratch >
[6, 1, 5] has 3 digits.
[4, 8, 5] has 3 digits.
[5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1
[1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1
[6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 0 0. |
688+2392 = | < scratch >
[6, 8, 8] has 3 digits.
[2, 3, 9, 2] has 4 digits.
[8] + [2] , C = 1, 8 + 2 + 1 = 10, A ->0, C -> 1
[8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1
[6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1
[0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0
</ scratch >
sum:3 0 8 0. |
1978+477 = | < scratch >
[1, 9, 7, 8] has 4 digits.
[4, 7, 7] has 3 digits.
[8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1
[7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1
[9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1
[1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0
</ scratch >
sum:2 4 5 5. |
2742+8978 = | < scratch >
[2, 7, 4, 2] has 4 digits.
[8, 9, 7, 8] has 4 digits.
[2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1
[4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1
[7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1
[2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1
</ scratch >
sum:1 1 7 2 0. |
435+569 = | < scratch >
[4, 3, 5] has 3 digits.
[5, 6, 9] has 3 digits.
[5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1
[3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1
[4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1
</ scratch >
sum:1 0 0 4. |
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