Assembly Language for Beginners

1.14. CONDITIONAL JUMPS

The third conditional jump,JNB:

Figure 1.36:OllyDbg:f_unsigned(): third conditional jump

In Intel manuals (12.1.4 on page 1013) we can see thatJNBtriggers if CF=0 (carry flag). That is not true
in our case, so the thirdprintf()will execute.