This C program will let you know about “Calculating the Sum and Average of N numbers using array technique“. This simple C source code is coming under the part of C beginners guide.

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SUM AND AVERAGE - ARRAY OF NUMBERS IN C

Sum and average the array of numbers in C program is used calculate the average and sum values of a student marks by using for loop statement. It will execute until the all array of numbers will be calculated and average will be displayed.

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WRITE A C PROGRAM:

/* Title: Sum & Average of N numbers
Author: Vinoth Selvaraj
© http://students3k.com
*/
//Header files
#include<stdio.h>
#include<conio.h>
void main()
{
//Program variables
int b[10],j,sum=0;
float av;
clrscr(); //Function to clear previous output
for(j=1;j<=10;j++) //looping statement
{
printf("ENTER THE %d NUMBER:--" ,&j); //Display function
scanf("%d",&b[j] );  //Getting input function
}
for(j=1;j<=10;j++)
printf("\nthe numbers are %d",b[j]);
for(j=1;j<=10;j++)
sum=sum+b[i];
printf("\n THE SUM OF  NUMBERS ARE: %f",sum);
av=sum/10;
printf("\n THE AVERAGE OF  NUMBERS R:%2.2f",av);
getch();
}