try yourself |run program

#include <stdio.h> 
#include <conio.h> 

void main(){ 
 int arr[7];
  int i;
 clrscr();
 printf("\n This is 1-d array program.");

 arr[0] = 100;
 arr[1] = 200;
 arr[2] = 300;
 arr[3] = 200;
 arr[4] = 400;
 arr[5] = 100;
 arr[6] = 500;

 for(i=0;i<7;i++){
 printf("\n value of arr[%d] = %d",i,arr[i]);
 }
 getch();
}

Program Output

This is 1-d array program.
value of arr[0] = 100
value of arr[1] = 200
value of arr[2] = 300
value of arr[3] = 200
value of arr[4] = 400
value of arr[5] = 100
value of arr[6] = 500