Write a program to input from user (5 subjects) sum,average

Program:

#include<stdio.h>
#include<conio.h>
void main()
{
int marks,sub,count,sum=0;
float avg=0.0;
printf("Enter number of subjets\n");
scanf("%d",&sub);
printf("Enter %d Subjects marks\n",sub);
for(count=1;count<=sub;count++)
{
scanf("%d"&marks);
sum=sum+marks;
}
avg=sum/sub;
printf("sum=%d\nAverage =%0.2f\n",sum,avg);
}

Output:

Enter number of subject
5
Enter 5 Subject marks
80
74
87
86
78
sum=405
Average=81.00