#include<stdio.h>
char str[11],*pch;
int main(){
        int i;
        void input(int);
        int num,sum=0;
        do{
                printf("How many character (5-10)?: ");
                scanf(" %d",&num);
        }while(num<5 || num>10);

        input(num);

        for(i=0;i<num;i++){
                printf("*(pch+%d) = %d, at %p\n",i,*(pch+i),pch+i);
                sum=sum+*(pch+i);
        }
        printf("Sum of all ASCII value = %d",sum);
return (0);
}

void input(int num){
        int i=0;
        pch=&str[0];
        while(i<num){
                printf("Input a character to str[%d] : ",i);
                scanf(" %c",pch+i);
                printf("str[%d] is at %p\n",i,pch+i);
                i++;
        }
}