#include <iostream>
using namespace std;

int main() {
    int arr[11] = {0};
    int temp;
    while (cin >> temp)
        arr[temp]++;
    int maxNum = -1, index;
    for (int i = 1; i <= 10; i++) {
        if (arr[i] > maxNum) {
            maxNum = arr[i];
            index = i;
        }

    }
    cout << index << endl;
}
// 64 位输出请用 printf("%lld")

qd