Assignment4, task 2

#include<stdio.h>
int main()
{
    int n=3,i,j,k,t=0,s=0,f=0,term1,term2,hl=0,ll=0;
    float avg,r=0;
    int a[3],m[3];
    printf("Enter the Quiz Scores of students (Quiz 1, Quiz 2, Quiz 3):\n");
    for(i=1; i<=n; i++)
    {
        printf("Roll %d: ",i);
        for(j=0; j<3; j++)
        {
            scanf("%d",&a[j]);
            s=s+a[j];
        }
        for(k=i-1; k<i; k++)
        {
            m[k]=s;
            t=t+s;
            s=0;
        }
    }
    avg=t;
    r=avg/n;
    term1=a[0];
    term2=a[0];
    for(i=1; i<n; i++)
    {
        if(term1<a[i])
        {
            term1=a[i];
            hl=i;
        }
    }
    for(i=1; i<n; i++)
    {
        if(term2>a[i])
        {
            term2=a[i];
            ll=i;
        }
    }
    printf("\n\nThe Total Quiz Scores are:\n");
    for(i=0; i<n; i++)
    {
        f=i+1;
        printf("Roll %d: %d\n",f,m[i]);
    }
    printf("\n\nThe Class average of Total Quiz Score is: %.2f\n\n",r);
    printf("The Highest Total Score is: %d\n",term1);
    printf("The Highest Scorer Roll: %d\n\n",++hl);
    printf("The Lowest Total Score is: %d\n",term2);
    printf("The Lowest Scorer Roll: %d\n\n",++ll);
    return 0;

}