#include <bits/stdc++.h>
using namespace std;
 
#define ll long long
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<vi> vvi;
typedef set<int> si;
typedef set<ll> sl;
typedef queue<int> qi;
typedef queue<ll> ql;
typedef stack<int> sti;
typedef deque<int> dqi;
typedef map<int,int>mi;
typedef vector<vl> vvl;
typedef pair<int,int> pii;
typedef pair<double, double> pdd;
typedef pair<ll, ll> pll;
typedef vector<pii> vpi;
typedef vector<pll> vll;
typedef double dl;
 
const string  yo="YES";
const string no="NO";
#define ld long double
#define pq  priority_queue
#define ar array
#define mp make_pair
#define gcd(a,b) __gcd(a,b)
#define lcm(a,b)  (a/gcd(a,b))*b
const int inf = 2000000000;
const ll infll = 9000000000000000000;
#define MOD 1000000007
#define ins insert
#define F first
#define S second
#define gap " "
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
//using namespace __gnu_pbds;
 
//template <typename T> using oset = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
#define el '\n'
#define lp(i,x,n)        for(int i=x;i<n;i++) 
#define vt vector
#define pb push_back
#define all(c) (c).begin(), (c).end()
#define sz(x) (int)(x).size()
 
#define F_OR(i, a, b, s) for (int i=(a); (s)>0?i<(b):i>(b); i+=(s))
#define F_OR1(e) F_OR(i, 0, e, 1)
#define F_OR2(i, e) F_OR(i, 0, e, 1)
#define F_OR3(i, b, e) F_OR(i, b, e, 1)
#define F_OR4(i, b, e, s) F_OR(i, b, e, s)
#define GET5(a, b, c, d, e, ...) e
#define F_ORC(...) GET5(__VA_ARGS__, F_OR4, F_OR3, F_OR2, F_OR1)
#define FOR(...) F_ORC(__VA_ARGS__)(__VA_ARGS__)
#define EACH(x, a) for (auto& x: a)
#define mxe(a)   *max_element(all(a))
#define mne(a)   *min_element(all(a))
#define qsum(a)   accumulate(all(a),0ll);
template<class T> bool umin(T& a, const T& b) {
    return b<a?a=b, 1:0;
}
template<class T> bool umax(T& a, const T& b) { 
    return a<b?a=b, 1:0;
} 
 
ll FIRSTTRUE(function<bool(ll)> f, ll lb, ll rb) {
    while(lb<rb) {
        ll mb=(lb+rb)/2;
        f(mb)?rb=mb:lb=mb+1; 
    } 
    return lb;
}
ll LASTTRUE(function<bool(ll)> f, ll lb, ll rb) {
    while(lb<rb) {
        ll mb=(lb+rb+1)/2;
        f(mb)?lb=mb:rb=mb-1; 
    } 
    return lb;
}
 
template<class A> void read(vt<A>& v);
template<class A, size_t S> void read(ar<A, S>& a);
template<class T> void read(T& x) {
    cin >> x;
}
void read(double& d) {
    string t;
    read(t);
    d=stod(t);
}
void read(long double& d) {
    string t;
    read(t);
    d=stold(t);
}
template<class H, class... T> void read(H& h, T&... t) {
    read(h);
    read(t...);
}
template<class A> void read(vt<A>& x) {
    EACH(a, x)
        read(a);
}
template<class A, size_t S> void read(array<A, S>& x) {
    EACH(a, x)
        read(a);
}
 
string to_string(char c) {
    return string(1, c);
}
string to_string(bool b) {
    return b?"true":"false";
}
string to_string(const char* s) {
    return string(s);
}
string to_string(string s) {
    return s;
}
string to_string(vt<bool> v) {
    string res;
    FOR(sz(v))
        res+=char('0'+v[i]);
    return res;
}
 
template<size_t S> string to_string(bitset<S> b) {
    string res;
    FOR(S)
        res+=char('0'+b[i]);
    return res;
}
template<class T> string to_string(T v) {
    bool f=1;
    string res;
    EACH(x, v) {
        if(!f)
            res+=' ';
        f=0;
        res+=to_string(x);
    }
    return res;
}
 
template<class A> void write(A x) {
    cout << to_string(x);
}
template<class H, class... T> void write(const H& h, const T&... t) { 
    write(h);
    write(t...);
}
void print() {
    write("\n");
}
template<class H, class... T> void print(const H& h, const T&... t) { 
    write(h);
    if(sizeof...(t))
        write(' ');
    print(t...);
}
 
void DBG() {
    cerr << "]" << endl;
}
template<class H, class... T> void DBG(H h, T... t) {
    cerr << to_string(h);
    if(sizeof...(t))
        cerr << ", ";
    DBG(t...);
}
#ifdef _DEBUG
#define dbg(...) cerr << "LINE(" << __LINE__ << ") -> [" << #__VA_ARGS__ << "]: [", DBG(__VA_ARGS__)
#else
#define dbg(...) 0
#endif
 
template<class T> void offset(ll o, T& x) {
    x+=o;
}
template<class T> void offset(ll o, vt<T>& x) {
    EACH(a, x)
        offset(o, a);
}
template<class T, size_t S> void offset(ll o, ar<T, S>& x) {
    EACH(a, x)
        offset(o, a);
}
 
mt19937 mt_rng(chrono::steady_clock::now().time_since_epoch().count());
ll randint(ll a, ll b) {
    return uniform_int_distribution<ll>(a, b)(mt_rng);
}
 
template<class T, class U> void vti(vt<T> &v, U x, size_t n) {
    v=vt<T>(n, x);
}
template<class T, class U> void vti(vt<T> &v, U x, size_t n, size_t m...) {
    v=vt<T>(n);
    EACH(a, v)
        vti(a, x, m);
}
 
const int d4i[4]={-1, 0, 1, 0}, d4j[4]={0, 1, 0, -1};
const int d8i[8]={-1, -1, 0, 1, 1, 1, 0, -1}, d8j[8]={0, 1, 1, 1, 0, -1, -1, -1};
const int Max = 2e5+1;
const double pi = 3.141592653589793238462;
bool vis[Max]={false};
ll dp[Max];
string s;    
ll mx=1e9;
 
 
 
void solve(){
     ll n,m,k;
     read(n,m,k);
     print(max(n,max(m,k)));
 
 }
int32_t main() {
ios_base::sync_with_stdio(0);cin.tie(0); 
/*
 #ifndef ONLINE_JUDGE
 
freopen("input.txt", "r", stdin);
 
freopen("output.txt", "w", stdout);
 
#endif // ONLINE_JUDGE
 */
 
 
 
    int t=1;
      //read(t);
    FOR(t) {
        //write("Case #", i+1, ": ");
 
        solve();
    }
}