#include <bits/stdc++.h> using namespace std; typedef unsigned long long ll; typedef pair<ll, ll> pll; typedef pair<int, int> pii; int n, m; struct Dish { ll a, s, p; }; vector<Dish> d1, d2; vector<ll> p1, p2, po1, po2; void solve() { cin >> n >> m; ll a, s, p; p1.assign(n+1, 0); p2.assign(m+1, 0); po1.assign(n+1, 0); po2.assign(n+1, 0); int t1; for (int i = 0; i < n; i++) { cin >> a >> s >> p; Dish dd = Dish {a, s, p}; d1.push_back(dd); p1[i+1] = p1[i]+a; po1[i+1] = po1[i]+p; t1 = s; } for (int i = 0; i < m; i++) { cin >> a >> s >> p; Dish dd = Dish {a, s, p}; d2.push_back(dd); p2[i+1] = p2[i]+a; po2[i+1] = po2[i]+p; } ll cmax = 0; bool iset = 0; for (int i = 0; i <= n; i++) { if (p1[i] > t1) {continue;} int idx = upper_bound(p2.begin(), p2.end(), t1-p1[i])-p2.begin()-1; int ri = i; ri = upper_bound(p1.begin(), p1.end(), t1-p2[idx])-p1.begin()-1; if (!iset) { cmax = po1[ri]+po2[idx]; } cmax = max(cmax, po1[ri]+po2[idx]); iset = 1; } cout << cmax << endl; } int main() { cin.tie(0); ios::sync_with_stdio(0); solve(); return 0; }

dishes.cpp: In function 'void solve()':
dishes.cpp:45:19: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<long long unsigned int>, long long unsigned int>::value_type' {aka 'long long unsigned int'} and 'int' [-Wsign-compare]
   45 |         if (p1[i] > t1) {continue;}
dishes.cpp:45:21: warning: 't1' may be used uninitialized in this function [-Wmaybe-uninitialized]
   45 |         if (p1[i] > t1) {continue;}
      |                     ^~