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Initialize the elements of array to the even integers from 2 to 20
#include <stdio.h>
#define SIZE 10
int main()
{
int s[ SIZE ];
int j;
for ( j = 0; j < SIZE; j++ ) {
s[ j ] = 2 + 2 * j;
}
for ( j = 0; j < SIZE; j++ ) {
printf( "%7d%13d\n", j, s[ j ] );
}
return 0;
}0 2
1 4
2 6
3 8
4 10
5 12
6 14
7 16
8 18
9 20
Initializing an array in declaration
#include <stdio.h>
#define SIZE 12
int main()
{
int a[ SIZE ] = { 1, 3, 5, 4, 7, 2, 99, 16, 45, 67, 89, 45 };
int i;
int total = 0;
for ( i = 0; i < SIZE; i++ ) {
total += a[ i ];
}
printf( "Total of array element values is %d\n", total );
return 0;
}Total of array element values is 383
Initializing an array using for loop
#include <stdio.h>
int main()
{
int n[ 10 ];
int i;
/* initialize elements of array n to 0 */
for ( i = 0; i < 10; i++ ) {
n[ i ] = 0;
}
printf( "%s%13s\n", "Element", "Value" );
for ( i = 0; i < 10; i++ ) {
printf( "%7d%13d\n", i, n[ i ] );
}
return 0;
}Element Value
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
