/*
* https://p...content-available-to-author-only...r.net/problem=2
*/
#include <stdio.h>
int main(void) {
int a = 1;
int b = 2;
int t;
int sum = 0;
while (b < 4000000) {
if ((b & 0x1) == 0) {
sum += b;
}
t = a + b;
a = b;
b = t;
}
return 0;
}
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