求一个班30位同学的期末总成绩以及平均分,按要求输出
#include<stdio.h>
#include<conio.h>
int main()
{
int source
, sum
=0, i
=1;
float average
;
while (i
<= 30)
{
printf("请输入第%d个学生成绩: \n",i
);
scanf("%d", &source
);
sum
= sum
+ source
;
i
++;
}
average
= sum
/ 30.0;
printf("学生的总成绩为:%d", sum
);
printf("学生的平均成绩为%2.f", average
);
getch();
}
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