数字3を4個含む数式（５）を作成する問題の解答例を示します。
問題の解
[ 1] 3+(3+3)/3
[ 2] 3+3-3/3
[ 3] (33-3)/3!
[ 4] 33/3-3!
[ 5] (3+3!+3!)/3
[ 6] 3+3!/(3!-3)
[ 7] 3+3-3/3
[ 8] (3*3)/(.3*3!)
[ 9] (.3*3!-.3)/.3
[10] (3+3!+3!)*α
[11] 3!+(3-3!)*α
[12] (3*3+3!)*α
[13] 3+3-3*α
[14] (3*3!-3)*α
[15] 3/(.3*α*3!)
[16] 3!-.3*(3+α)
[17] 3*(3!/3-α)
[18] 33*α-3!
[19] (3+3)*α+3
[20] 3-3*α+3
[21] (3/3!+α)*3!
[22] α*3!+3!-3
[23] 3*(α*3!-α)
[24] (3/α+3!)*α
[25] (3!/α-3)*α
[26] 3+3*(α+α)
[27] (3-α)/α-3
