print -0.0000123456789
print -0.00001234567890
print -0.000012345678901
print -0.0000123456789012
print -0.00001234567890123
print -0.000012345678901234

print 0.0000123456789
print 0.00001234567890
print 0.000012345678901
print 0.0000123456789012
print 0.00001234567890123
print 0.000012345678901234

print 215021728640.0
print 215021728641.0