#include <bits/stdc++.h>
const long long MOD = 1000000007;
const long long inf = 1e18;
using namespace std;
long long int modpow(long long int x, long long int n) {
  long long int res = 1;
  while (n > 0) {
    if (n & 1) res = res * x % MOD;
    x = x * x % MOD;
    n >>= 1;
  }
  return res;
}
long long int power(long long int x, long long int n) {
  long long int res = 1;
  while (n > 0) {
    if (n & 1) res = res * x;
    x = x * x;
    n >>= 1;
  }
  return res;
}
bool custom_sort(int &x, int &y) {
  if (x < y)
    return 1;
  else
    return 0;
}
void dragnoid99() {
  long long int a[3];
  cin >> a[0] >> a[1] >> a[2];
  cout << "First" << endl;
  long long int zzz = 10000000000;
  cout << zzz << endl;
  int pos;
  cin >> pos;
  a[pos - 1] += zzz;
  long long int b[3];
  b[0] = a[0];
  b[1] = a[1];
  b[2] = a[2];
  sort(b, b + 3);
  long long int x = b[2] - b[1], y = b[2] - b[0];
  long long int z = x + y;
  cout << z << endl;
  cin >> pos;
  a[pos - 1] += z;
  b[0] = a[0];
  b[1] = a[1];
  b[2] = a[2];
  sort(b, b + 3);
  cout << b[2] - b[1] << endl;
  cin >> pos;
  if (pos == 0) {
    return;
  }
}
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  int t = 1, tt = 1;
  while (tt <= t) {
    dragnoid99();
    tt++;
  }
  cerr << "Time : " << 1000 * ((double)clock()) / (double)CLOCKS_PER_SEC
       << "ms\n";
}
