key=f val=3
key=e val=1
key=a val=6
key=b val=2
key=c val=4
key=d val=9
key=0s0 val=0
key=1s1 val=1
key=2s2 val=2
key=3s3 val=3
key=4s4 val=4
key=5s5 val=5
key=6s6 val=6
key=7s7 val=7
key=8s8 val=8
key=9s9 val=9
key=10s10 val=10
key=11s11 val=11
key=12s12 val=12
key=13s13 val=13