Question

How to calculate the sum of all the even numbers in one-dimensional int array in C

Answer 1

#include <stdio.h>
 
#define LEN 7
 
int main(void)
{
	int arr[LEN] = {1, 2, 3, 4, 5, 6, 7};
	int sum = 0;
        
	for (int i = 0; i < LEN; i++)
		 if(arr[i] % 2 == 0)
			sum += arr[i];
	
	printf("sum = %d\n", sum);
     
    return 0;
}
   
     
/*
       
run:
 
sum = 12

*/

 

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