Submission #1189679

#	Time	Username	Problem	Language	Result	Execution time	Memory
1189679		mertbbm	Escape Route 2 (JOI24_escape2)	C++20	14 / 100	3092 ms	10948 KiB

Main

#include <bits/stdc++.h>
using namespace std;

#define int long long 
#define ld long double
#define show(x,y) cout << y << " " << #x << endl;
#define show2(x,y,i,j) cout << y << " " << #x << "  " << j << " " << #i << endl;
#define show3(x,y,i,j,p,q) cout << y << " " << #x << "  " << j << " " << #i << "  " << q << " " << #p << endl;
#define show4(x,y) for(auto it:y) cout << it << " "; cout << #x << endl;
typedef pair<int,int>pii;
typedef pair<int,pii>pi2;
mt19937_64 rng(chrono::system_clock::now().time_since_epoch().count());

int two[22][100005];
int dp[22][100005];
int offset[100005];
vector<pii>adj[100005];
const int blk=-1;

void solve(){
	int n,k;
	cin >> n >> k;
	
	vector<pii>storage[n+5];
	for(int x=1;x<n;x++){
		int m;
		cin >> m;
		int temp,temp2;
		for(int y=0;y<m;y++){
			cin >> temp >> temp2;
			storage[x].push_back({temp,temp2});
		}
	}
	
	int q;
	cin >> q;
	int l,r;
	
	for(int x=0;x<q;x++){
		cin >> l >> r;
		r--;
		int dp[n+5][6];
		memset(dp,63,sizeof(dp));
		for(int i=0;i<(int)storage[l].size();i++){
			dp[l][i]=storage[l][i].second-storage[l][i].first;
		}	
		for(int y=l;y<r;y++){
			for(int i=0;i<(int)storage[y].size();i++){
				for(int j=0;j<(int)storage[y+1].size();j++){
					if(storage[y][i].second<=storage[y+1][j].first){
						dp[y+1][j]=min(dp[y+1][j],dp[y][i]+storage[y+1][j].second-storage[y][i].second);
					}
					else{
						dp[y+1][j]=min(dp[y+1][j],dp[y][i]+storage[y+1][j].second-storage[y][i].second+k);
					}
				}
			}
		}
		int best=1e18;
		for(int i=0;i<6;i++) best=min(best,dp[r][i]);
		cout << best << "\n";
	}
}	
																   
int32_t main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	//freopen("in.txt","r",stdin);
	//freopen("out.txt","w",stdout);
	int t=1;
	//cin >> t;
	while(t--){
		solve();
	}
}

• Subtask 1: 6 / 6
• Subtask 2: 8 / 8
• Subtask 3: 0 / 17
• Subtask 4: 0 / 23
• Subtask 5: 0 / 36
• Subtask 6: 0 / 10