제출 #710865

#제출 시각아이디문제언어결과실행 시간메모리
710865pavementRainy Markets (CCO22_day1problem2)C++17
5 / 25
532 ms90740 KiB
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
#define int long long
#define mp make_pair
#define mt make_tuple
#define pb push_back
#define ppb pop_back
#define eb emplace_back
#define g0(a) get<0>(a)
#define g1(a) get<1>(a)
#define g2(a) get<2>(a)
#define g3(a) get<3>(a)
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
using db = double;
using ll = long long;
using ld = long double;
using ii = pair<int, int>;
using iii = tuple<int, int, int>;
using iiii = tuple<int, int, int, int>;
template<class key, class value = null_type, class cmp = less<key> >
using ordered_set = tree<key, value, cmp, rb_tree_tag, tree_order_statistics_node_update>;

int N, ans, B[1000005], P[1000005], U[1000005], V[1000005], ml[1000005], mr[1000005];

main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	cin >> N;
	for (int i = 1; i <= N; i++) {
		cin >> B[i];
	}
	for (int i = 1; i < N; i++) {
		cin >> P[i];
	}
	for (int i = 1; i < N; i++) {
		cin >> U[i];
		int tmp = P[i];
		P[i] = max(0ll, P[i] - U[i]);
		V[i] = tmp - P[i];
	}
	for (int i = 1; i < N; i++) {
		int tmp = B[i];
		B[i] = max(0ll, B[i] - P[i]);
		P[i] -= (tmp - B[i]);
		ml[i] = tmp - B[i];
		if (B[i + 1] < P[i]) return cout << "NO\n", 0;
		B[i + 1] -= P[i];
		mr[i] = P[i];
	}
	for (int i = 1; i < N; i++) {
		int tmp = B[i];
		B[i] = max(0ll, B[i] - V[i]);
		V[i] -= (tmp - B[i]);
		ml[i] += tmp - B[i];
		int tmp2 = B[i + 1];
		B[i + 1] = max(0ll, B[i + 1] - V[i]);
		V[i] -= (tmp2 - B[i + 1]);
		mr[i] += (tmp2 - B[i + 1]);
	}
	for (int i = 1; i < N; i++) {
		ans += V[i];
	}
	cout << "YES\n" << ans << '\n';
	for (int i = 1; i < N; i++) {
		cout << ml[i] << ' ' << V[i] << ' ' << mr[i] << '\n';
	}
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp:28:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   28 | main() {
      | ^~~~
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