ข้อ1การลบ

#include<stdio.h>
main()
{
 int jane51,jane2,sum;
 printf("Enter lovely1:");
 scanf("%d",&jane1);
 printf("enter lovely2:");
 scanf("%d",jane2);
 sum=jane1-jane2;
 printf("%d-%d = %d",jane1,jane2,sum);
}