#include <stdio.h>

int main()
{
   int  a = 2 , b = 5;

   a++;
   b++;

   printf(" a is %d b is %d  a+b %d\n",a,b,a+b);

   while(1);


   return 0;
}

　　strace a++;b++;a+b;_编程

一勤天下无难事。