在Red Hat中编译时出现分段错误，但在使用ubuntu时工作正常

Here is a code that i am executing. its giving the desired output on ubuntu with NASM 2.08 but gives a segmentation fault when compiled with Red Hat 7.3 running NASM 0.98.22 Can someone help me by telling how i can make sure it runs fine on red hat too.Here is a code that i am executing. its giving