userspace/add.c


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#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include "../fs/fs.h"

int main(int argc, char **argv) 
{

    FILE *input;
    input=fopen("input2.txt","r"); //stdin

    int sum=0;
    int i=0;

    char *buf=malloc(256);
    
    while(1)
    {
	printf("enter numer (or 'exit' to finish) %i: ",i+1);
        fgets(buf,255,input);

	if(buf[1]=='x')break;

	i++;
	sum+=atoi(buf);
    }

    printf("sum = %i \n",sum);
    printf("avg = %i \n\n",sum/i);

    return 0;
}