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  1. #include <iostream>
  2. using namespace::std;
  3. int main() {
  4.     int a = 1;
  5.     int b = 1;
  6.     int evsum = 0;
  7.     while (a < 4000000 and b < 4000000) {
  8.         a = a + b;
  9.         b = a + b;
  10.         if (a % 2 == 0)
  11.             evsum += a;
  12.         if (b % 2 == 0)
  13.             evsum += b;
  14.         cout << a << endl;
  15.         cout << b << endl;
  16.         cout << evsum << "evensum" << endl;
  17.     }
  18. }
  19.  
Success #stdin #stdout 0s 2828KB
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stdin
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Standard input is empty
stdout
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2
3
2evensum
5
8
10evensum
13
21
10evensum
34
55
44evensum
89
144
188evensum
233
377
188evensum
610
987
798evensum
1597
2584
3382evensum
4181
6765
3382evensum
10946
17711
14328evensum
28657
46368
60696evensum
75025
121393
60696evensum
196418
317811
257114evensum
514229
832040
1089154evensum
1346269
2178309
1089154evensum
3524578
5702887
4613732evensum
https://ideone.com/RFas1
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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