input
stringlengths
6
12
target
stringlengths
117
294
9048+7093 =
< scratch > [9, 0, 4, 8] has 4 digits. [7, 0, 9, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [0] + [0] , C = 0, 0 + 0 + 0 = 1, A ->1, C -> 0 [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 1 4 1.
7992+2840 =
< scratch > [7, 9, 9, 2] has 4 digits. [2, 8, 4, 0] has 4 digits. [2] + [0] , C = 0, 2 + 0 + 0 = 2, A ->2, C -> 0 [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 8 3 2.
689+383 =
< scratch > [6, 8, 9] has 3 digits. [3, 8, 3] has 3 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 7 2.
9684+5097 =
< scratch > [9, 6, 8, 4] has 4 digits. [5, 0, 9, 7] has 4 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 7 8 1.
246+984 =
< scratch > [2, 4, 6] has 3 digits. [9, 8, 4] has 3 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 3 0.
942+3489 =
< scratch > [9, 4, 2] has 3 digits. [3, 4, 8, 9] has 4 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 4 3 1.
867+7767 =
< scratch > [8, 6, 7] has 3 digits. [7, 7, 6, 7] has 4 digits. [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 6 3 4.
5911+389 =
< scratch > [5, 9, 1, 1] has 4 digits. [3, 8, 9] has 3 digits. [1] + [9] , C = 1, 1 + 9 + 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 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 3 0 0.
5492+1849 =
< scratch > [5, 4, 9, 2] has 4 digits. [1, 8, 4, 9] has 4 digits. [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [5] + [1] , C = 0, 5 + 1 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 3 4 1.
69+1997 =
< scratch > [6, 9] has 2 digits. [1, 9, 9, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, 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 6.
968+2155 =
< scratch > [9, 6, 8] has 3 digits. [2, 1, 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 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 1 2 3.
4885+7278 =
< scratch > [4, 8, 8, 5] has 4 digits. [7, 2, 7, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 1 6 3.
9555+9358 =
< scratch > [9, 5, 5, 5] has 4 digits. [9, 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 [5] + [3] , C = 0, 5 + 3 + 0 = 9, A ->9, C -> 0 [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 9 1 3.
559+577 =
< scratch > [5, 5, 9] has 3 digits. [5, 7, 7] has 3 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 3 6.
9890+7991 =
< scratch > [9, 8, 9, 0] has 4 digits. [7, 9, 9, 1] has 4 digits. [0] + [1] , C = 0, 0 + 1 + 0 = 1, A ->1, C -> 0 [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 8 8 1.
895+155 =
< scratch > [8, 9, 5] has 3 digits. [1, 5, 5] has 3 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 0.
969+1283 =
< scratch > [9, 6, 9] has 3 digits. [1, 2, 8, 3] has 4 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] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 2 5 2.
7945+5981 =
< scratch > [7, 9, 4, 5] has 4 digits. [5, 9, 8, 1] has 4 digits. [5] + [1] , C = 0, 5 + 1 + 0 = 6, A ->6, C -> 0 [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 9 2 6.
1558+8764 =
< scratch > [1, 5, 5, 8] has 4 digits. [8, 7, 6, 4] has 4 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 2 2.
4483+8498 =
< scratch > [4, 4, 8, 3] has 4 digits. [8, 4, 9, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [4] + [4] , C = 0, 4 + 4 + 0 = 9, A ->9, C -> 0 [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 9 8 1.
7625+7856 =
< scratch > [7, 6, 2, 5] has 4 digits. [7, 8, 5, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [2] + [5] , C = 0, 2 + 5 + 0 = 8, A ->8, C -> 0 [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 4 8 1.
484+7828 =
< scratch > [4, 8, 4] has 3 digits. [7, 8, 2, 8] has 4 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [4] + [8] , C = 1, 4 + 8 + 1 = 13, A ->3, C -> 1 [0] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 3 1 2.
7183+9657 =
< scratch > [7, 1, 8, 3] has 4 digits. [9, 6, 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 [1] + [6] , C = 0, 1 + 6 + 0 = 8, A ->8, C -> 0 [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 8 4 0.
969+9703 =
< scratch > [9, 6, 9] has 3 digits. [9, 7, 0, 3] has 4 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 6 7 2.
666+4886 =
< scratch > [6, 6, 6] has 3 digits. [4, 8, 8, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, 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 5 2.
2266+867 =
< scratch > [2, 2, 6, 6] has 4 digits. [8, 6, 7] has 3 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 1 3 3.
399+904 =
< scratch > [3, 9, 9] has 3 digits. [9, 0, 4] has 3 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 0 3.
3755+399 =
< scratch > [3, 7, 5, 5] has 4 digits. [3, 9, 9] has 3 digits. [5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, 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 [3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 1 5 4.
558+464 =
< scratch > [5, 5, 8] has 3 digits. [4, 6, 4] has 3 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 2.
6168+975 =
< scratch > [6, 1, 6, 8] has 4 digits. [9, 7, 5] has 3 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, 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 4 3.
1866+364 =
< scratch > [1, 8, 6, 6] has 4 digits. [3, 6, 4] has 3 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 2 3 0.
7739+4789 =
< scratch > [7, 7, 3, 9] has 4 digits. [4, 7, 8, 9] has 4 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 5 2 8.
5349+9759 =
< scratch > [5, 3, 4, 9] has 4 digits. [9, 7, 5, 9] has 4 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 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 1 0 8.
8676+795 =
< scratch > [8, 6, 7, 6] has 4 digits. [7, 9, 5] has 3 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 4 7 1.
4179+991 =
< scratch > [4, 1, 7, 9] has 4 digits. [9, 9, 1] has 3 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 1 7 0.
488+569 =
< scratch > [4, 8, 8] has 3 digits. [5, 6, 9] has 3 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 7.
49+975 =
< scratch > [4, 9] has 2 digits. [9, 7, 5] has 3 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, 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 4.
373+9829 =
< scratch > [3, 7, 3] has 3 digits. [9, 8, 2, 9] has 4 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 0 2.
859+4351 =
< scratch > [8, 5, 9] has 3 digits. [4, 3, 5, 1] has 4 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 2 1 0.
448+975 =
< scratch > [4, 4, 8] has 3 digits. [9, 7, 5] has 3 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 2 3.
689+3633 =
< scratch > [6, 8, 9] has 3 digits. [3, 6, 3, 3] has 4 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 3 2 2.
685+487 =
< scratch > [6, 8, 5] has 3 digits. [4, 8, 7] has 3 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 7 2.
928+76 =
< scratch > [9, 2, 8] has 3 digits. [7, 6] has 2 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 4.
463+1538 =
< scratch > [4, 6, 3] has 3 digits. [1, 5, 3, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 0 0 1.
1393+779 =
< scratch > [1, 3, 9, 3] has 4 digits. [7, 7, 9] has 3 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 1 7 2.
3768+6995 =
< scratch > [3, 7, 6, 8] has 4 digits. [6, 9, 9, 5] has 4 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 7 6 3.
997+66 =
< scratch > [9, 9, 7] has 3 digits. [6, 6] has 2 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 6 3.
417+799 =
< scratch > [4, 1, 7] has 3 digits. [7, 9, 9] has 3 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 1 6.
89+5917 =
< scratch > [8, 9] has 2 digits. [5, 9, 1, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 0 6.
535+5666 =
< scratch > [5, 3, 5] has 3 digits. [5, 6, 6, 6] has 4 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 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 2 0 1.
858+9357 =
< scratch > [8, 5, 8] has 3 digits. [9, 3, 5, 7] has 4 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, 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 </ scratch > sum:1 0 2 1 5.
7986+914 =
< scratch > [7, 9, 8, 6] has 4 digits. [9, 1, 4] has 3 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 9 0 0.
9904+9317 =
< scratch > [9, 9, 0, 4] has 4 digits. [9, 3, 1, 7] has 4 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 </ scratch > sum:1 9 2 2 1.
3692+8883 =
< scratch > [3, 6, 9, 2] has 4 digits. [8, 8, 8, 3] has 4 digits. [2] + [3] , C = 0, 2 + 3 + 0 = 5, A ->5, C -> 0 [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 5 7 5.
9+999 =
< scratch > [9] has 1 digits. [9, 9, 9] has 3 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, 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 8.
998+7 =
< scratch > [9, 9, 8] has 3 digits. [7] has 1 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 5.
9894+4129 =
< scratch > [9, 8, 9, 4] has 4 digits. [4, 1, 2, 9] has 4 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 0 2 3.
8379+663 =
< scratch > [8, 3, 7, 9] has 4 digits. [6, 6, 3] has 3 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 0 4 2.
381+879 =
< scratch > [3, 8, 1] has 3 digits. [8, 7, 9] has 3 digits. [1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 6 0.
2588+7894 =
< scratch > [2, 5, 8, 8] has 4 digits. [7, 8, 9, 4] has 4 digits. [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 8 2.
2668+1638 =
< scratch > [2, 6, 6, 8] has 4 digits. [1, 6, 3, 8] has 4 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [2] + [1] , C = 0, 2 + 1 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 3 0 6.
8559+575 =
< scratch > [8, 5, 5, 9] has 4 digits. [5, 7, 5] has 3 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 1 3 4.
3299+7239 =
< scratch > [3, 2, 9, 9] has 4 digits. [7, 2, 3, 9] has 4 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [2] + [2] , C = 0, 2 + 2 + 0 = 5, A ->5, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 5 3 8.
899+731 =
< scratch > [8, 9, 9] has 3 digits. [7, 3, 1] has 3 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 3 0.
456+1556 =
< scratch > [4, 5, 6] has 3 digits. [1, 5, 5, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 0 1 2.
960+9781 =
< scratch > [9, 6, 0] has 3 digits. [9, 7, 8, 1] has 4 digits. [0] + [1] , C = 0, 0 + 1 + 0 = 1, A ->1, C -> 0 [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 7 4 1.
684+697 =
< scratch > [6, 8, 4] has 3 digits. [6, 9, 7] has 3 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 8 1.
6316+8946 =
< scratch > [6, 3, 1, 6] has 4 digits. [8, 9, 4, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [1] + [4] , C = 0, 1 + 4 + 0 = 6, A ->6, C -> 0 [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 2 6 2.
6853+6773 =
< scratch > [6, 8, 5, 3] has 4 digits. [6, 7, 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] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 6 2 6.
7626+596 =
< scratch > [7, 6, 2, 6] has 4 digits. [5, 9, 6] has 3 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 2 2 2.
9277+9757 =
< scratch > [9, 2, 7, 7] has 4 digits. [9, 7, 5, 7] has 4 digits. [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 </ scratch > sum:1 9 0 3 4.
8242+3970 =
< scratch > [8, 2, 4, 2] has 4 digits. [3, 9, 7, 0] has 4 digits. [2] + [0] , C = 0, 2 + 0 + 0 = 2, A ->2, C -> 0 [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 2 1 2.
598+4506 =
< scratch > [5, 9, 8] has 3 digits. [4, 5, 0, 6] has 4 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 [0] + [4] , C = 0, 0 + 4 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 1 0 4.
8837+6358 =
< scratch > [8, 8, 3, 7] has 4 digits. [6, 3, 5, 8] has 4 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [3] + [5] , C = 0, 3 + 5 + 0 = 9, A ->9, C -> 0 [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 1 9 5.
2547+897 =
< scratch > [2, 5, 4, 7] has 4 digits. [8, 9, 7] has 3 digits. [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 4 4 4.
633+2598 =
< scratch > [6, 3, 3] has 3 digits. [2, 5, 9, 8] has 4 digits. [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 2 3 1.
7937+88 =
< scratch > [7, 9, 3, 7] has 4 digits. [8, 8] has 2 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, 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 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 2 5.
9766+8981 =
< scratch > [9, 7, 6, 6] has 4 digits. [8, 9, 8, 1] has 4 digits. [6] + [1] , C = 0, 6 + 1 + 0 = 7, A ->7, C -> 0 [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 7 4 7.
1089+2919 =
< scratch > [1, 0, 8, 9] has 4 digits. [2, 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 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [1] + [2] , C = 0, 1 + 2 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 0 0 8.
7829+189 =
< scratch > [7, 8, 2, 9] has 4 digits. [1, 8, 9] has 3 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, 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 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 1 8.
756+447 =
< scratch > [7, 5, 6] has 3 digits. [4, 4, 7] has 3 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 3.
5214+9939 =
< scratch > [5, 2, 1, 4] has 4 digits. [9, 9, 3, 9] has 4 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [1] + [3] , C = 0, 1 + 3 + 0 = 5, A ->5, C -> 0 [2] + [9] , C = 1, 2 + 9 + 1 = 11, A ->1, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 1 5 3.
558+6466 =
< scratch > [5, 5, 8] has 3 digits. [6, 4, 6, 6] has 4 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 0 2 4.
3987+484 =
< scratch > [3, 9, 8, 7] has 4 digits. [4, 8, 4] has 3 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 4 7 1.
6627+7880 =
< scratch > [6, 6, 2, 7] has 4 digits. [7, 8, 8, 0] has 4 digits. [7] + [0] , C = 0, 7 + 0 + 0 = 7, A ->7, C -> 0 [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 5 0 7.
1394+608 =
< scratch > [1, 3, 9, 4] has 4 digits. [6, 0, 8] has 3 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 0 0 2.
9135+2477 =
< scratch > [9, 1, 3, 5] has 4 digits. [2, 4, 7, 7] has 4 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 [1] + [4] , C = 0, 1 + 4 + 0 = 6, A ->6, C -> 0 [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 6 1 2.
399+3677 =
< scratch > [3, 9, 9] has 3 digits. [3, 6, 7, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 0 7 6.
6389+794 =
< scratch > [6, 3, 8, 9] has 4 digits. [7, 9, 4] has 3 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [6] + [0] , C = 0, 6 + 0 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 1 8 3.
934+9819 =
< scratch > [9, 3, 4] has 3 digits. [9, 8, 1, 9] has 4 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [3] + [1] , C = 0, 3 + 1 + 0 = 5, A ->5, C -> 0 [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 7 5 3.
568+4935 =
< scratch > [5, 6, 8] has 3 digits. [4, 9, 3, 5] has 4 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, 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 </ scratch > sum:5 5 0 3.
4583+977 =
< scratch > [4, 5, 8, 3] has 4 digits. [9, 7, 7] has 3 digits. [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 5 6 0.
2489+3964 =
< scratch > [2, 4, 8, 9] has 4 digits. [3, 9, 6, 4] has 4 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [2] + [3] , C = 0, 2 + 3 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 4 5 3.
7927+6748 =
< scratch > [7, 9, 2, 7] has 4 digits. [6, 7, 4, 8] has 4 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [2] + [4] , C = 0, 2 + 4 + 0 = 7, A ->7, C -> 0 [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 6 7 5.
359+763 =
< scratch > [3, 5, 9] has 3 digits. [7, 6, 3] has 3 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 2 2.
9295+3037 =
< scratch > [9, 2, 9, 5] has 4 digits. [3, 0, 3, 7] has 4 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 3 3 2.
9895+7946 =
< scratch > [9, 8, 9, 5] has 4 digits. [7, 9, 4, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 8 4 1.
586+615 =
< scratch > [5, 8, 6] has 3 digits. [6, 1, 5] has 3 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 1.
954+5349 =
< scratch > [9, 5, 4] has 3 digits. [5, 3, 4, 9] has 4 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 3 0 3.
1989+253 =
< scratch > [1, 9, 8, 9] has 4 digits. [2, 5, 3] has 3 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 2 4 2.