#include <bits/stdc++.h> #define rep(i, n) for(int(i) = 0; (i) < (n); (i)++) #define FOR(i, m, n) for(int(i) = (m); (i) < (n); (i)++) #define ALL(v) (v).begin(), (v).end() #define LLA(v) (v).rbegin(), (v).rend() #define PB push_back #define MP(a, b) make_pair((a), (b)) using namespace std; template <class T> inline vector<T> make_vec(size_t a, T val) { return vector<T>(a, val); } template <class... Ts> inline auto make_vec(size_t a, Ts... ts) { return vector<decltype(make_vec(ts...))>(a, make_vec(ts...)); } template <typename T> inline T read() { T t; cin >> t; return t; } template <typename T> inline vector<T> readv(size_t sz) { vector<T> ret(sz); rep(i, sz) cin >> ret[i]; return ret; } template <typename... Ts> inline tuple<Ts...> reads() { return {read<Ts>()...}; } template <typename T> struct edge { int to; T cost; edge(int t, T c) : to(t), cost(c) {} }; using ll = long long; using pii = pair<int, int>; using pll = pair<ll, ll>; using Graph = vector<vector<int>>; template <typename T> using WGraph = vector<vector<edge<T>>>; const int INF = 1 << 30; const ll LINF = 1LL << 60; const int MOD = 1e9 + 7; int main() { ios::sync_with_stdio(false); cin.tie(nullptr); auto [A, B, C] = reads<int, int, int>(); if(A + B == C) { cout << "Correct" << endl; } else { cout << "Incorrect" << endl; } }