/*案例代碼文件名：AL3_2.C。*/
main()
  {int  num1=123;
   long  num2=123456;
   /*用3種不同格式，輸出int型數(shù)據(jù)num1的值*/
   printf("num1=%d,num1=%5d,num1=%-5d, num1=%2d\n",num1,num1,num1,num1);
   /*用3種不同格式，輸出long型數(shù)據(jù)num2的值*/
   printf("num2=%ld,num2=%8ld,num2=%5ld\n",num2,num2,num2);
   printf("num1=%ld\n",num1);        /*用"%ld"輸出int型數(shù)據(jù)num1的值*/
  }