project-euler/problem2.c

20 lines
356 B
C

#include <stdio.h>
#include <stdlib.h>
int
main(void)
{
int num = 1;
int prevnum = 1;
int sum = 0;
while (num <= 4000000)
{
if (num % 2 == 0)
sum += num;
int store = num;
num = num + prevnum;
prevnum = store;
}
printf("The sum of the even-valued terms of the Fibonacci sequence whose values do not exceed four million is: %d\n", sum);
}