Language: C++

#include "bits/stdc++.h"
using namespace std;
#define ll long long int
#define rep(i,n) for( int i = 0; i < n; i++ )
#define rrep(i,n) for( int i = n; i >= 0; i-- )
#define REP(i,s,t) for( int i = s; i <= t; i++ )
#define RREP(i,s,t) for( int i = s; i >= t; i-- )
#define dump(x)  cerr << #x << " = " << (x) << endl;
#define INF 2000000000
#define mod 1000000007
#define INF2 1000000000000000000
#define int long long
const int MAX_E = 5100;
const int MAX_V = 2600;
struct edge { int from, to, cost; };

edge es[MAX_E];

int d[MAX_V];   // 最短距離
int V, E;

// s番目の頂点から各頂点への最短距離を求める
void shortest_path(int s) {
    rep(loop, V-1) {
        bool update = false;
        for (int i = 0; i < E; i++) {
            edge e = es[i];
            if (d[e.from] != INF && d[e.to] > d[e.from] + e.cost) {
                d[e.to] = d[e.from] + e.cost;
                update = true;
            }
        }
        if (!update) break;
    }
}
int P;
signed main(void)
{
    cin.tie(0);
    ios::sync_with_stdio(false);
    cin >> V >> E >> P;
    rep(i, E) {
        int a, b, c;
        cin >> a >> b >> c;
        a--; b--;
        es[i] = {a, b, -c + P};
    }
    for (int i = 0; i < V; i++) d[i] = INF;
    d[0] = 0;
    shortest_path(0);
    int ans = d[V - 1];
    shortest_path(0);
    if (d[V - 1] >= ans) {
        cout << max(0, -ans) << endl;
    } else {
        cout << -1 << endl;
    }

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:54:20: error: no matching function for call to 'max(int, long long int)'
   54 |         cout << max(0, -ans) << endl;
      |                 ~~~^~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:54:20: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   54 |         cout << max(0, -ans) << endl;
      |                 ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:54:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   54 |         cout << max(0, -ans) << endl;
      |                 ~~~^~~~~~~~~