#include <iostream>
#include <iterator>
#include <vector>
using namespace std;
 
int main() {
vector<float> vec;
float f;
while (cin >> f)
    vec.push_back(f);
float max = vec.back();
float prev = max;
float mode = 0.0;
int maxcount = 0;
int currcount = 0;
 
for (const auto n : vec) {
    if (n == prev) {
        ++currcount;
        if (currcount > maxcount) {
            maxcount = currcount;
            mode = n;
        }
    } else {
        currcount = 1;
    }
    prev = n;
}
 
std::cout << mode << std::endl;
}

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MC42MSAwLjYxIDAuNjEgMC42MiAwLjYyIDAuNjIgMC42MiAwLjYyIDAuNjIgMC42MiAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjYzIDAuNjMgMC42MyAwLjY0IDAuNjQgMC42NCAwLjY0IDAuNjQgMC42NCAwLjY0IDAuNjQgMC42NCAwLjY0IDAuNjQgMC42NCAwLjY0IDAuNjQgMC42NCAwLjY0IDAuNjQgMC42NCAwLjY0IDAuNjQgMC42NCAwLjY0IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY1IDAuNjUgMC42NSAwLjY2IDAuNjYgMC42NiAwLjY2IDAuNjYgMC42NiAwLjY2IDAuNjYgMC42NiAwLjY2IDAuNjYgMC42NiAwLjY2IDAuNjYgMC42NiAwLjY2IDAuNjYgMC42NiAwLjY2IDAuNjcgMC42NyAwLjY3IDAuNjcgMC42NyAwLjY3IDAuNjcgMC42NyAwLjY3IDAuNjcgMC42NyAwLjY3IDAuNjcgMC42NyAwLjY3IDAuNjcgMC42NyAwLjY3IDAuNjcgMC42NyAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY4IDAuNjggMC42OCAwLjY5IDAuNjkgMC42OSAwLjY5IDAuNjkgMC42OSAwLjY5IDAuNjkgMC42OSAwLjY5IDAuNjkgMC42OSAwLjY5IDAuNjkgMC42OSAwLjY5IDAuNjkgMC42OSAwLjY5IDAuNjkgMC42OSAwLjcgMC43IDAuNyAwLjcgMC43IDAuNyAwLjcgMC43IDAuNyAwLjcgMC43IDAuNyAwLjcgMC43IDAuNyAwLjcgMC43IDAuNyAwLjcgMC43IDAuNzEgMC43MSAwLjcxIDAuNzEgMC43MSAwLjcxIDAuNzEgMC43MSAwLjcxIDAuNzEgMC43MSAwLjcxIDAuNzEgMC43MSAwLjcyIDAuNzIgMC43MiAwLjcyIDAuNzIgMC43MiAwLjcyIDAuNzIgMC43MiAwLjcyIDAuNzIgMC43MiAwLjcyIDAuNzIgMC43MiAwLjcyIDAuNzIgMC43MiAwLjcyIDAuNzIgMC43MyAwLjczIDAuNzMgMC43MyAwLjczIDAuNzMgMC43MyAwLjczIDAuNzMgMC43MyAwLjczIDAuNzMgMC43MyAwLjc0IDAuNzQgMC43NCAwLjc0IDAuNzQgMC43NCAwLjc0IDAuNzUgMC43NSAwLjc1IDAuNzUgMC43NSAwLjc1IDAuNzUgMC43NSAwLjc1IDAuNzUgMC43NSAwLjc2IDAuNzYgMC43NiAwLjc2IDAuNzYgMC43NiAwLjc2IDAuNzYgMC43NiAwLjc3IDAuNzcgMC43NyAwLjc3IDAuNzcgMC43NyAwLjc3IDAuNzggMC43OCAwLjc4IDAuNzggMC43OCAwLjc4IDAuNzggMC43OCAwLjc4IDAuNzggMC43OSAwLjc5IDAuNzkgMC43OSAwLjc5IDAuNzkgMC43OSAwLjc5IDAuNzkgMC43OSAwLjc5

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