>>137
順列は5878個。↓足りない分
1,1,4,8 (1+(1/4))*8 1,1,9,9 (1+(1/9))*9
1,2,3,6 (1+(2/3))*6 1,2,8,8 (1+(2/8))*8
1,3,3,5 (1+(3/3))*5 1,3,7,7 (1+(3/7))*7
1,4,4,5 (1+(4/4))*5 1,4,6,6 (1+(4/6))*6
1,5,5,5 (1+(5/5))*5 1,6,4,4 (1+(6/4))*4
1,6,6,5 (1+(6/6))*5 1,7,3,3 (1+(7/3))*3
1,8,8,5 (1+(8/8))*5 1,9,6,4 (1+(9/6))*4
1,9,9,5 (1+(9/9))*5 2,2,9,2 (2+(2*9))/2
2,6,8,5 (2+(6*8))/5 3,4,4,5 (3-(4/4))*5
3,5,5,5 (3-(5/5))*5 3,7,4,8 (3-(7/4))*8
3,7,7,5 (3-(7/7))*5 3,8,8,5 (3-(8/8))*5
3,9,9,5 (3-(9/9))*5 4,2,3,3 (4-(2/3))*3
4,3,3,2 (4+(3/3))*2 4,4,9,4 (4+(4*9))/4
4,6,6,4 (4+(6*6))/4 4,7,7,2 (4+(7/7))*2
4,9,9,2 (4+(9/9))*2 5,5,2,4 (5-(5/2))*4
5,5,9,5 (5+(5*9))/5 6,6,4,3 (6+(6*4))/3
6,6,6,2 (6-(6/6))*2 6,7,2,2 (6+(7*2))/2
6,8,8,7 (6+(8*8))/7 6,9,9,2 (6-(9/9))*2
7,6,3,2 (7-(6/3))*2 7,7,9,7 (7+(7*9))/7
7,8,4,2 (7-(8/4))*2 8,3,2,5 (8-(3*2))*5
8,8,9,8 (8+(8*9))/8 9,8,2,2 (9-(8/2))*2