1 += 10
1 -= 1
1 -= 1
5 += 10
5 += 10
8 += 10
3 += 10
3 -= 1
3 -= 1
9 += 10
9 -= 1
9 -= 1
9 -= 1
4 += 10
4 -= 1
4 -= 1
4 -= 1
1 += 10
1 -= 1
1 -= 1
1 -= 1
1 -= 1
0 14 0 8 7 20 0 0 10 7