elrond

#include<stdio.h> void main() {int a[100];int i;int getchar;int sum; for(i=0;i<=100;i++) while {((a[i]=getchar())!=EOF)} i++; printf("your no is =%d",&a[i]); i=0; sum=0; while(i<=100) {sum=sum+((a[i])^3); } i++; if(sum==a[100]) printf("number is armstrong"); else printf("number is normal"); not working,can someone give me an alternative usiing arrays,i got the for loop,want to execute using arrays!

a program that asks user to enter number of people their birth year date and month and sorts it i got the algorithm figured out its just the code thats not hitting me!