编写c语言程序,输入学生语数英三门课程成绩（考虑到数据类型,整型和实型）,并输出其总分和平均分.麻烦写下个步骤的含义 及解题思路 急用!
2019-03-31
编写c语言程序,输入学生语数英三门课程成绩（考虑到数据类型,整型和实型）,并输出其总分和平均分.
麻烦写下个步骤的含义 及解题思路 急用!
优质解答
#include
main()
{
double CH,MA,EN,average,sum;
scanf("%ld,%ld,%ld",&CH,&MA,&EN);
sum=CH+MA+EN;
average=sum/3.0;
printf("sum=%ld,average=%ld",sum,average);
}
#include
main()
{
double CH,MA,EN,average,sum;
scanf("%ld,%ld,%ld",&CH,&MA,&EN);
sum=CH+MA+EN;
average=sum/3.0;
printf("sum=%ld,average=%ld",sum,average);
}