while loop sum and avg 2871

#include<stdio.h>
int main()
{
    int i,e,f,x=0,1;
    i=1;
    while(i<=100)
    {
        printf("enter %d number :\n",i);
        scanf("%d",&1);
        x=x+1;
        i++;

    }
    printf("sum =%d\t average =%d\n",x,x\100);
    return 0;
}