input
stringlengths
6
12
target
stringlengths
117
294
799+842 =
< scratch > [7, 9, 9] has 3 digits. [8, 4, 2] has 3 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 4 1.
884+869 =
< scratch > [8, 8, 4] has 3 digits. [8, 6, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [8] + [6] , C = 1, 8 + 6 + 1 = 15, A ->5, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 5 3.
9739+9562 =
< scratch > [9, 7, 3, 9] has 4 digits. [9, 5, 6, 2] has 4 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 </ scratch > sum:1 9 3 0 1.
3936+5996 =
< scratch > [3, 9, 3, 6] has 4 digits. [5, 9, 9, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [3] + [5] , C = 0, 3 + 5 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 9 3 2.
9008+997 =
< scratch > [9, 0, 0, 8] has 4 digits. [9, 9, 7] has 3 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] + [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 0 5.
699+3789 =
< scratch > [6, 9, 9] has 3 digits. [3, 7, 8, 9] has 4 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 4 8 8.
7947+555 =
< scratch > [7, 9, 4, 7] has 4 digits. [5, 5, 5] has 3 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 5 0 2.
534+499 =
< scratch > [5, 3, 4] has 3 digits. [4, 9, 9] has 3 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 3.
699+2987 =
< scratch > [6, 9, 9] has 3 digits. [2, 9, 8, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [0] + [2] , C = 0, 0 + 2 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 6 8 6.
2971+2299 =
< scratch > [2, 9, 7, 1] has 4 digits. [2, 2, 9, 9] has 4 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 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [2] + [2] , C = 0, 2 + 2 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 2 7 0.
96+7999 =
< scratch > [9, 6] has 2 digits. [7, 9, 9, 9] has 4 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, 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] + [7] , C = 0, 0 + 7 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 9 5.
484+1828 =
< scratch > [4, 8, 4] has 3 digits. [1, 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] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 3 1 2.
5366+6175 =
< scratch > [5, 3, 6, 6] has 4 digits. [6, 1, 7, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [3] + [1] , C = 0, 3 + 1 + 0 = 5, A ->5, C -> 0 [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 5 4 1.
33+999 =
< scratch > [3, 3] has 2 digits. [9, 9, 9] has 3 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 2.
4727+9493 =
< scratch > [4, 7, 2, 7] has 4 digits. [9, 4, 9, 3] has 4 digits. [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 2 2 0.
986+2195 =
< scratch > [9, 8, 6] has 3 digits. [2, 1, 9, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, 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 8 1.
646+9364 =
< scratch > [6, 4, 6] has 3 digits. [9, 3, 6, 4] has 4 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 0 1 0.
2076+1996 =
< scratch > [2, 0, 7, 6] has 4 digits. [1, 9, 9, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, 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 [2] + [1] , C = 0, 2 + 1 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 0 7 2.
5157+7589 =
< scratch > [5, 1, 5, 7] has 4 digits. [7, 5, 8, 9] has 4 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [1] + [5] , C = 0, 1 + 5 + 0 = 7, A ->7, C -> 0 [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 7 4 6.
767+5286 =
< scratch > [7, 6, 7] has 3 digits. [5, 2, 8, 6] has 4 digits. [7] + [6] , C = 1, 7 + 6 + 1 = 13, A ->3, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 5 3.
948+8556 =
< scratch > [9, 4, 8] has 3 digits. [8, 5, 5, 6] has 4 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 5 0 4.
5369+8387 =
< scratch > [5, 3, 6, 9] has 4 digits. [8, 3, 8, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [6] + [8] , C = 1, 6 + 8 + 1 = 15, A ->5, C -> 1 [3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0 [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 7 5 6.
378+6889 =
< scratch > [3, 7, 8] has 3 digits. [6, 8, 8, 9] has 4 digits. [8] + [9] , C = 1, 8 + 9 + 1 = 17, A ->7, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [0] + [6] , C = 0, 0 + 6 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 2 6 7.
7702+298 =
< scratch > [7, 7, 0, 2] has 4 digits. [2, 9, 8] has 3 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 [7] + [2] , C = 1, 7 + 2 + 1 = 10, A ->0, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 0 0 0.
3571+2839 =
< scratch > [3, 5, 7, 1] has 4 digits. [2, 8, 3, 9] has 4 digits. [1] + [9] , C = 1, 1 + 9 + 1 = 10, A ->0, C -> 1 [7] + [3] , C = 1, 7 + 3 + 1 = 11, A ->1, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 4 1 0.
2286+817 =
< scratch > [2, 2, 8, 6] has 4 digits. [8, 1, 7] has 3 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, 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 0 3.
9778+7588 =
< scratch > [9, 7, 7, 8] has 4 digits. [7, 5, 8, 8] has 4 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 </ scratch > sum:1 7 3 6 6.
916+8095 =
< scratch > [9, 1, 6] has 3 digits. [8, 0, 9, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [0] + [8] , C = 0, 0 + 8 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 0 1 1.
3960+7483 =
< scratch > [3, 9, 6, 0] has 4 digits. [7, 4, 8, 3] has 4 digits. [0] + [3] , C = 0, 0 + 3 + 0 = 3, A ->3, C -> 0 [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 4 4 3.
979+23 =
< scratch > [9, 7, 9] has 3 digits. [2, 3] has 2 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, 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 2.
869+954 =
< scratch > [8, 6, 9] has 3 digits. [9, 5, 4] has 3 digits. [9] + [4] , C = 1, 9 + 4 + 1 = 13, A ->3, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [8] + [9] , C = 1, 8 + 9 + 1 = 18, A ->8, C -> 1 </ scratch > sum:1 8 2 3.
7348+5966 =
< scratch > [7, 3, 4, 8] has 4 digits. [5, 9, 6, 6] has 4 digits. [8] + [6] , C = 1, 8 + 6 + 1 = 14, A ->4, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, 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 </ scratch > sum:1 3 3 1 4.
8729+2997 =
< scratch > [8, 7, 2, 9] has 4 digits. [2, 9, 9, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 7 2 6.
8468+3927 =
< scratch > [8, 4, 6, 8] has 4 digits. [3, 9, 2, 7] has 4 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [6] + [2] , C = 0, 6 + 2 + 0 = 9, A ->9, C -> 0 [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 3 9 5.
593+999 =
< scratch > [5, 9, 3] has 3 digits. [9, 9, 9] has 3 digits. [3] + [9] , C = 1, 3 + 9 + 1 = 12, A ->2, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 9 2.
584+927 =
< scratch > [5, 8, 4] has 3 digits. [9, 2, 7] has 3 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 1 1.
249+795 =
< scratch > [2, 4, 9] has 3 digits. [7, 9, 5] has 3 digits. [9] + [5] , C = 1, 9 + 5 + 1 = 14, A ->4, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 4.
2994+67 =
< scratch > [2, 9, 9, 4] has 4 digits. [6, 7] has 2 digits. [4] + [7] , C = 1, 4 + 7 + 1 = 11, A ->1, 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 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 0 6 1.
549+578 =
< scratch > [5, 4, 9] has 3 digits. [5, 7, 8] has 3 digits. [9] + [8] , C = 1, 9 + 8 + 1 = 17, A ->7, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [5] + [5] , C = 1, 5 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 2 7.
4995+55 =
< scratch > [4, 9, 9, 5] has 4 digits. [5, 5] has 2 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 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 0 5 0.
325+5688 =
< scratch > [3, 2, 5] has 3 digits. [5, 6, 8, 8] has 4 digits. [5] + [8] , C = 1, 5 + 8 + 1 = 13, A ->3, C -> 1 [2] + [8] , C = 1, 2 + 8 + 1 = 11, A ->1, C -> 1 [3] + [6] , C = 1, 3 + 6 + 1 = 10, A ->0, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 1 3.
487+655 =
< scratch > [4, 8, 7] has 3 digits. [6, 5, 5] has 3 digits. [7] + [5] , C = 1, 7 + 5 + 1 = 12, A ->2, C -> 1 [8] + [5] , C = 1, 8 + 5 + 1 = 14, A ->4, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 4 2.
2177+4857 =
< scratch > [2, 1, 7, 7] has 4 digits. [4, 8, 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 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [2] + [4] , C = 0, 2 + 4 + 0 = 7, A ->7, C -> 0 </ scratch > sum:7 0 3 4.
7295+7567 =
< scratch > [7, 2, 9, 5] has 4 digits. [7, 5, 6, 7] has 4 digits. [5] + [7] , C = 1, 5 + 7 + 1 = 12, A ->2, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 [2] + [5] , C = 0, 2 + 5 + 0 = 8, A ->8, C -> 0 [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 8 6 2.
70+9990 =
< scratch > [7, 0] has 2 digits. [9, 9, 9, 0] has 4 digits. [0] + [0] , C = 0, 0 + 0 + 0 = 0, A ->0, C -> 0 [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, 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 6 0.
45+978 =
< scratch > [4, 5] has 2 digits. [9, 7, 8] has 3 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 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 3.
936+75 =
< scratch > [9, 3, 6] has 3 digits. [7, 5] has 2 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, 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 </ scratch > sum:1 0 1 1.
3995+137 =
< scratch > [3, 9, 9, 5] has 4 digits. [1, 3, 7] has 3 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 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 [3] + [0] , C = 0, 3 + 0 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 1 3 2.
994+4409 =
< scratch > [9, 9, 4] has 3 digits. [4, 4, 0, 9] has 4 digits. [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, 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 </ scratch > sum:5 4 0 3.
4987+6388 =
< scratch > [4, 9, 8, 7] has 4 digits. [6, 3, 8, 8] has 4 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [8] + [8] , C = 1, 8 + 8 + 1 = 17, A ->7, C -> 1 [9] + [3] , C = 1, 9 + 3 + 1 = 13, A ->3, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 3 7 5.
4858+168 =
< scratch > [4, 8, 5, 8] has 4 digits. [1, 6, 8] has 3 digits. [8] + [8] , C = 1, 8 + 8 + 1 = 16, A ->6, 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 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 0 2 6.
973+457 =
< scratch > [9, 7, 3] has 3 digits. [4, 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 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 3 0.
1839+9721 =
< scratch > [1, 8, 3, 9] has 4 digits. [9, 7, 2, 1] has 4 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0 [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [1] + [9] , C = 1, 1 + 9 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 5 6 0.
3169+2872 =
< scratch > [3, 1, 6, 9] has 4 digits. [2, 8, 7, 2] has 4 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [6] + [7] , C = 1, 6 + 7 + 1 = 14, A ->4, C -> 1 [1] + [8] , C = 1, 1 + 8 + 1 = 10, A ->0, C -> 1 [3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 4 1.
3635+8195 =
< scratch > [3, 6, 3, 5] has 4 digits. [8, 1, 9, 5] has 4 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [3] + [9] , C = 1, 3 + 9 + 1 = 13, A ->3, C -> 1 [6] + [1] , C = 0, 6 + 1 + 0 = 8, A ->8, C -> 0 [3] + [8] , C = 1, 3 + 8 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 8 3 0.
694+396 =
< scratch > [6, 9, 4] has 3 digits. [3, 9, 6] has 3 digits. [4] + [6] , C = 1, 4 + 6 + 1 = 10, A ->0, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 9 0.
9957+274 =
< scratch > [9, 9, 5, 7] has 4 digits. [2, 7, 4] has 3 digits. [7] + [4] , C = 1, 7 + 4 + 1 = 11, A ->1, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 2 3 1.
8299+4096 =
< scratch > [8, 2, 9, 9] has 4 digits. [4, 0, 9, 6] has 4 digits. [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [9] + [9] , C = 1, 9 + 9 + 1 = 19, A ->9, C -> 1 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 [8] + [4] , C = 1, 8 + 4 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 3 9 5.
979+9209 =
< scratch > [9, 7, 9] has 3 digits. [9, 2, 0, 9] has 4 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 8 8.
6279+5581 =
< scratch > [6, 2, 7, 9] has 4 digits. [5, 5, 8, 1] has 4 digits. [9] + [1] , C = 1, 9 + 1 + 1 = 10, A ->0, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, C -> 1 [2] + [5] , C = 0, 2 + 5 + 0 = 8, A ->8, C -> 0 [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 8 6 0.
426+3699 =
< scratch > [4, 2, 6] has 3 digits. [3, 6, 9, 9] has 4 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 1 2 5.
877+3188 =
< scratch > [8, 7, 7] has 3 digits. [3, 1, 8, 8] has 4 digits. [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 [7] + [8] , C = 1, 7 + 8 + 1 = 16, A ->6, 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 </ scratch > sum:4 0 6 5.
7077+4969 =
< scratch > [7, 0, 7, 7] has 4 digits. [4, 9, 6, 9] has 4 digits. [7] + [9] , C = 1, 7 + 9 + 1 = 16, A ->6, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, C -> 1 [0] + [9] , C = 1, 0 + 9 + 1 = 10, A ->0, C -> 1 [7] + [4] , C = 1, 7 + 4 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 0 4 6.
1694+428 =
< scratch > [1, 6, 9, 4] has 4 digits. [4, 2, 8] has 3 digits. [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [6] + [4] , C = 1, 6 + 4 + 1 = 11, A ->1, C -> 1 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 1 2 2.
8546+3096 =
< scratch > [8, 5, 4, 6] has 4 digits. [3, 0, 9, 6] has 4 digits. [6] + [6] , C = 1, 6 + 6 + 1 = 12, A ->2, C -> 1 [4] + [9] , C = 1, 4 + 9 + 1 = 14, A ->4, C -> 1 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 6 4 2.
9647+6592 =
< scratch > [9, 6, 4, 7] has 4 digits. [6, 5, 9, 2] has 4 digits. [7] + [2] , C = 0, 7 + 2 + 0 = 9, A ->9, C -> 0 [4] + [9] , C = 1, 4 + 9 + 1 = 13, A ->3, C -> 1 [6] + [5] , C = 1, 6 + 5 + 1 = 12, A ->2, C -> 1 [9] + [6] , C = 1, 9 + 6 + 1 = 16, A ->6, C -> 1 </ scratch > sum:1 6 2 3 9.
946+477 =
< scratch > [9, 4, 6] has 3 digits. [4, 7, 7] has 3 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [4] + [7] , C = 1, 4 + 7 + 1 = 12, A ->2, C -> 1 [9] + [4] , C = 1, 9 + 4 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 2 3.
5642+6987 =
< scratch > [5, 6, 4, 2] has 4 digits. [6, 9, 8, 7] has 4 digits. [2] + [7] , C = 0, 2 + 7 + 0 = 9, A ->9, C -> 0 [4] + [8] , C = 1, 4 + 8 + 1 = 12, A ->2, C -> 1 [6] + [9] , C = 1, 6 + 9 + 1 = 16, A ->6, C -> 1 [5] + [6] , C = 1, 5 + 6 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 6 2 9.
9029+6197 =
< scratch > [9, 0, 2, 9] has 4 digits. [6, 1, 9, 7] has 4 digits. [9] + [7] , C = 1, 9 + 7 + 1 = 16, A ->6, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [0] + [1] , C = 0, 0 + 1 + 0 = 2, A ->2, C -> 0 [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 2 2 6.
7672+7968 =
< scratch > [7, 6, 7, 2] has 4 digits. [7, 9, 6, 8] has 4 digits. [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [7] + [6] , C = 1, 7 + 6 + 1 = 14, A ->4, 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 4 0.
9315+1766 =
< scratch > [9, 3, 1, 5] has 4 digits. [1, 7, 6, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [1] + [6] , C = 0, 1 + 6 + 0 = 8, A ->8, C -> 0 [3] + [7] , C = 1, 3 + 7 + 1 = 10, A ->0, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 0 8 1.
786+575 =
< scratch > [7, 8, 6] has 3 digits. [5, 7, 5] has 3 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [8] + [7] , C = 1, 8 + 7 + 1 = 16, A ->6, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 6 1.
779+753 =
< scratch > [7, 7, 9] has 3 digits. [7, 5, 3] has 3 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [7] + [5] , C = 1, 7 + 5 + 1 = 13, A ->3, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 3 2.
4734+5283 =
< scratch > [4, 7, 3, 4] has 4 digits. [5, 2, 8, 3] has 4 digits. [4] + [3] , C = 0, 4 + 3 + 0 = 7, A ->7, C -> 0 [3] + [8] , C = 1, 3 + 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 7.
2758+2793 =
< scratch > [2, 7, 5, 8] has 4 digits. [2, 7, 9, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [5] + [9] , C = 1, 5 + 9 + 1 = 15, A ->5, C -> 1 [7] + [7] , C = 1, 7 + 7 + 1 = 15, A ->5, C -> 1 [2] + [2] , C = 0, 2 + 2 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 5 5 1.
2158+8273 =
< scratch > [2, 1, 5, 8] has 4 digits. [8, 2, 7, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [5] + [7] , C = 1, 5 + 7 + 1 = 13, A ->3, 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 3 1.
8986+217 =
< scratch > [8, 9, 8, 6] has 4 digits. [2, 1, 7] has 3 digits. [6] + [7] , C = 1, 6 + 7 + 1 = 13, A ->3, C -> 1 [8] + [1] , C = 1, 8 + 1 + 1 = 10, A ->0, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [8] + [0] , C = 0, 8 + 0 + 0 = 9, A ->9, C -> 0 </ scratch > sum:9 2 0 3.
8798+3923 =
< scratch > [8, 7, 9, 8] has 4 digits. [3, 9, 2, 3] has 4 digits. [8] + [3] , C = 1, 8 + 3 + 1 = 11, A ->1, C -> 1 [9] + [2] , C = 1, 9 + 2 + 1 = 12, A ->2, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [8] + [3] , C = 1, 8 + 3 + 1 = 12, A ->2, C -> 1 </ scratch > sum:1 2 7 2 1.
889+3441 =
< scratch > [8, 8, 9] has 3 digits. [3, 4, 4, 1] has 4 digits. [9] + [1] , C = 1, 9 + 1 + 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 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 3 3 0.
998+3505 =
< scratch > [9, 9, 8] has 3 digits. [3, 5, 0, 5] has 4 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 [9] + [5] , C = 1, 9 + 5 + 1 = 15, A ->5, C -> 1 [0] + [3] , C = 0, 0 + 3 + 0 = 4, A ->4, C -> 0 </ scratch > sum:4 5 0 3.
4991+5848 =
< scratch > [4, 9, 9, 1] has 4 digits. [5, 8, 4, 8] has 4 digits. [1] + [8] , C = 0, 1 + 8 + 0 = 9, A ->9, 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 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 8 3 9.
9942+228 =
< scratch > [9, 9, 4, 2] has 4 digits. [2, 2, 8] has 3 digits. [2] + [8] , C = 1, 2 + 8 + 1 = 10, A ->0, C -> 1 [4] + [2] , C = 0, 4 + 2 + 0 = 7, A ->7, C -> 0 [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, C -> 1 [9] + [0] , C = 1, 9 + 0 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 7 0.
296+5978 =
< scratch > [2, 9, 6] has 3 digits. [5, 9, 7, 8] has 4 digits. [6] + [8] , C = 1, 6 + 8 + 1 = 14, A ->4, C -> 1 [9] + [7] , C = 1, 9 + 7 + 1 = 17, A ->7, C -> 1 [2] + [9] , C = 1, 2 + 9 + 1 = 12, A ->2, C -> 1 [0] + [5] , C = 0, 0 + 5 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 2 7 4.
45+4966 =
< scratch > [4, 5] has 2 digits. [4, 9, 6, 6] has 4 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [4] + [6] , C = 1, 4 + 6 + 1 = 11, A ->1, C -> 1 [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 1 1.
9536+1634 =
< scratch > [9, 5, 3, 6] has 4 digits. [1, 6, 3, 4] has 4 digits. [6] + [4] , C = 1, 6 + 4 + 1 = 10, A ->0, C -> 1 [3] + [3] , C = 0, 3 + 3 + 0 = 7, A ->7, C -> 0 [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [9] + [1] , C = 1, 9 + 1 + 1 = 11, A ->1, C -> 1 </ scratch > sum:1 1 1 7 0.
1565+739 =
< scratch > [1, 5, 6, 5] has 4 digits. [7, 3, 9] has 3 digits. [5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, 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 [1] + [0] , C = 0, 1 + 0 + 0 = 2, A ->2, C -> 0 </ scratch > sum:2 3 0 4.
9954+61 =
< scratch > [9, 9, 5, 4] has 4 digits. [6, 1] has 2 digits. [4] + [1] , C = 0, 4 + 1 + 0 = 5, A ->5, C -> 0 [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [9] + [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 1 5.
5362+4795 =
< scratch > [5, 3, 6, 2] has 4 digits. [4, 7, 9, 5] has 4 digits. [2] + [5] , C = 0, 2 + 5 + 0 = 7, A ->7, C -> 0 [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [3] + [7] , C = 1, 3 + 7 + 1 = 11, A ->1, C -> 1 [5] + [4] , C = 1, 5 + 4 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 1 5 7.
4526+879 =
< scratch > [4, 5, 2, 6] has 4 digits. [8, 7, 9] has 3 digits. [6] + [9] , C = 1, 6 + 9 + 1 = 15, A ->5, C -> 1 [2] + [7] , C = 1, 2 + 7 + 1 = 10, A ->0, C -> 1 [5] + [8] , C = 1, 5 + 8 + 1 = 14, A ->4, C -> 1 [4] + [0] , C = 0, 4 + 0 + 0 = 5, A ->5, C -> 0 </ scratch > sum:5 4 0 5.
5998+5 =
< scratch > [5, 9, 9, 8] has 4 digits. [5] has 1 digits. [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, 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 [5] + [0] , C = 0, 5 + 0 + 0 = 6, A ->6, C -> 0 </ scratch > sum:6 0 0 3.
2069+972 =
< scratch > [2, 0, 6, 9] has 4 digits. [9, 7, 2] has 3 digits. [9] + [2] , C = 1, 9 + 2 + 1 = 11, A ->1, 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 [2] + [0] , C = 0, 2 + 0 + 0 = 3, A ->3, C -> 0 </ scratch > sum:3 0 4 1.
7599+8029 =
< scratch > [7, 5, 9, 9] has 4 digits. [8, 0, 2, 9] has 4 digits. [9] + [9] , C = 1, 9 + 9 + 1 = 18, A ->8, 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 [7] + [8] , C = 1, 7 + 8 + 1 = 15, A ->5, C -> 1 </ scratch > sum:1 5 6 2 8.
6849+6546 =
< scratch > [6, 8, 4, 9] has 4 digits. [6, 5, 4, 6] has 4 digits. [9] + [6] , C = 1, 9 + 6 + 1 = 15, A ->5, C -> 1 [4] + [4] , C = 0, 4 + 4 + 0 = 9, A ->9, C -> 0 [8] + [5] , C = 1, 8 + 5 + 1 = 13, A ->3, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 </ scratch > sum:1 3 3 9 5.
7835+286 =
< scratch > [7, 8, 3, 5] has 4 digits. [2, 8, 6] has 3 digits. [5] + [6] , C = 1, 5 + 6 + 1 = 11, A ->1, C -> 1 [3] + [8] , C = 1, 3 + 8 + 1 = 12, A ->2, C -> 1 [8] + [2] , C = 1, 8 + 2 + 1 = 11, A ->1, C -> 1 [7] + [0] , C = 0, 7 + 0 + 0 = 8, A ->8, C -> 0 </ scratch > sum:8 1 2 1.
6696+3685 =
< scratch > [6, 6, 9, 6] has 4 digits. [3, 6, 8, 5] has 4 digits. [6] + [5] , C = 1, 6 + 5 + 1 = 11, A ->1, C -> 1 [9] + [8] , C = 1, 9 + 8 + 1 = 18, A ->8, C -> 1 [6] + [6] , C = 1, 6 + 6 + 1 = 13, A ->3, C -> 1 [6] + [3] , C = 1, 6 + 3 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 3 8 1.
4539+5913 =
< scratch > [4, 5, 3, 9] has 4 digits. [5, 9, 1, 3] has 4 digits. [9] + [3] , C = 1, 9 + 3 + 1 = 12, A ->2, C -> 1 [3] + [1] , C = 0, 3 + 1 + 0 = 5, A ->5, C -> 0 [5] + [9] , C = 1, 5 + 9 + 1 = 14, A ->4, C -> 1 [4] + [5] , C = 1, 4 + 5 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 4 5 2.
7188+7116 =
< scratch > [7, 1, 8, 8] has 4 digits. [7, 1, 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 [1] + [1] , C = 0, 1 + 1 + 0 = 3, A ->3, C -> 0 [7] + [7] , C = 1, 7 + 7 + 1 = 14, A ->4, C -> 1 </ scratch > sum:1 4 3 0 4.
65+945 =
< scratch > [6, 5] has 2 digits. [9, 4, 5] has 3 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, 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 0.
8778+497 =
< scratch > [8, 7, 7, 8] has 4 digits. [4, 9, 7] has 3 digits. [8] + [7] , C = 1, 8 + 7 + 1 = 15, A ->5, C -> 1 [7] + [9] , C = 1, 7 + 9 + 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 5.
7375+3295 =
< scratch > [7, 3, 7, 5] has 4 digits. [3, 2, 9, 5] has 4 digits. [5] + [5] , C = 1, 5 + 5 + 1 = 10, A ->0, C -> 1 [7] + [9] , C = 1, 7 + 9 + 1 = 17, A ->7, C -> 1 [3] + [2] , C = 0, 3 + 2 + 0 = 6, A ->6, C -> 0 [7] + [3] , C = 1, 7 + 3 + 1 = 10, A ->0, C -> 1 </ scratch > sum:1 0 6 7 0.