bonjour
programme 1
3
3 - 5 = - 2
- 2 * 4 = - 8
- 8
programme 2
3
3 *6 = 18
18 - 20 = - 2
- 2 - 6 = - 8
- 8
programme 1
- 2
- 2 - 5 = - 7
- 7 * 4 = - 28
- 28
programme 2
- 2
- 2 *6 = - 12
- 12 - 20 = - 32
- 32 + 4 = - 28
- 28
programme 1
x
x - 5
4 x - 20
programme 2
x
6 x
6 x- 20
6 x - 20 - 2 x
4 x- 20