## MODE
default erase

# std (1)
erase
std
-> stack size should be 0
-> error should be 0
erase

# std (2)
1 3 /
-> stack should be 0.333333333333333333333333333333333333334
erase

# fix (1)
10 fix
1
-> stack should be 1.0000000000
erase

# fix (2)
1 4 fix
-> stack should be 1.0000
erase

# fix (3)
1 fix
-> error should be 4
erase

# sci (1)
1 12 sci
-> stack should be 1.000000000000e+00
erase

# sci (2)
1 2 sci
-> stack should be 1.00e+00
erase

# sci (3)
1 sci
-> error should be 4
erase

default