test_permute.java running 

Permute 3 integers
1 2 3  fyi permuters=0 1 2
2 1 3  fyi permuters=0 0 2
1 3 2  fyi permuters=0 1 1
3 1 2  fyi permuters=0 0 1
2 3 1  fyi permuters=0 1 0
3 2 1  fyi permuters=0 0 0

Permute 4 integers
3 2 1 4
2 3 1 4
3 1 2 4
1 3 2 4
2 1 3 4
1 2 3 4
3 2 4 1
2 3 4 1
3 4 2 1
4 3 2 1
2 4 3 1
4 2 3 1
3 1 4 2
1 3 4 2
3 4 1 2
4 3 1 2
1 4 3 2
4 1 3 2
2 1 4 3
1 2 4 3
2 4 1 3
4 2 1 3
1 4 2 3
4 1 2 3

Permute 3 doubles
1.0 2.0 3.0
2.0 1.0 3.0
1.0 3.0 2.0
3.0 1.0 2.0
2.0 3.0 1.0
3.0 2.0 1.0

Permute 3 characters
a b c
b a c
a c b
c a b
b c a
c b a

Permute String of 3, using permc
abcd
bacd
acbd
cabd
bcad
cbad

test_permute.java finished