Submission #709239

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
709239	2023-03-13T09:14:58 Z	minhcool	Sightseeing in Kyoto (JOI22_kyoto)	C++17	10 / 100	11 ms	12276 KB

kyoto

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

#define int long long
#define fi first
#define se second
#define pb push_back

typedef pair<int, int> ii;
typedef pair<ii, int> iii;
typedef pair<ii, ii> iiii;

const int N = 3e5 + 5;
const int mod = 1e9 + 7, oo = 1e18 + 7;

int n, m;
int r[N], c[N];

int arr[5005][5005];

map<int, int> mp;

vector<int> pos1, pos2;

void process(){
    cin >> n >> m;
    for(int i = 1; i <= n; i++) cin >> r[i];
    for(int i = 1; i <= m; i++) cin >> c[i];
    for(int i = 1; i <= n; i++){
    	if(mp[r[i]]) continue;
    	mp[r[i]] = i;
    	pos1.pb(i);
	}
	mp.clear();
	for(int i = n; i >= 1; i--){
		if(mp[r[i]]) continue;
		mp[r[i]] = i;
		pos1.pb(i);
	}
	mp.clear();
	for(int i = 1; i <= m; i++){
		if(mp[c[i]]) continue;
		mp[c[i]] = i;
		pos2.pb(i);
	}
	for(int i = m; i >= 1; i--){
		if(mp[c[i]]) continue;
		mp[c[i]] = i;
		pos2.pb(i);
	}
	pos1.pb(1), pos1.pb(n), pos2.pb(1), pos2.pb(m);
	sort(pos1.begin(), pos1.end());
	pos1.resize(unique(pos1.begin(), pos1.end()) - pos1.begin());
	sort(pos2.begin(), pos2.end());
	pos2.resize(unique(pos2.begin(), pos2.end()) - pos2.begin());
    for(int i = 0; i < pos1.size(); i++){
    	for(int j = 0; j < pos2.size(); j++) arr[i][j] = oo;
	}
	arr[0][0] = 0;
	for(int i = 1; i < pos2.size(); i++) arr[0][i] = r[pos1[0]] * (pos2[i] - 1);
	for(int i = 1; i < pos1.size(); i++) arr[i][0] = c[pos2[0]] * (pos1[i] - 1); 
	for(int i = 1; i < pos1.size(); i++){
		for(int j = 1; j < pos2.size(); j++){
			arr[i][j] = min(arr[i][j - 1] + r[pos1[i]] * (pos2[j] - pos2[j - 1]), arr[i - 1][j] + c[pos2[j]] * (pos1[i] - pos1[i - 1])); 
		}
	}
	/*
	for(int i = 0; i < pos1.size(); i++){
		for(int j = 0; j < pos2.size(); j++) cout << arr[i][j] << " ";
		cout << "\n";
	}*/
	cout << arr[pos1.size() - 1][pos2.size() - 1];
}

signed main(){
    ios_base::sync_with_stdio(0);
    //freopen("KEK.inp", "r", stdin);
    //freopen("KEK.out", "w", stdout);
    cin.tie(0);
    process();
}

Compilation message

kyoto.cpp: In function 'void process()':
kyoto.cpp:56:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |     for(int i = 0; i < pos1.size(); i++){
      |                    ~~^~~~~~~~~~~~~
kyoto.cpp:57:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 |      for(int j = 0; j < pos2.size(); j++) arr[i][j] = oo;
      |                     ~~^~~~~~~~~~~~~
kyoto.cpp:60:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |  for(int i = 1; i < pos2.size(); i++) arr[0][i] = r[pos1[0]] * (pos2[i] - 1);
      |                 ~~^~~~~~~~~~~~~
kyoto.cpp:61:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   61 |  for(int i = 1; i < pos1.size(); i++) arr[i][0] = c[pos2[0]] * (pos1[i] - 1);
      |                 ~~^~~~~~~~~~~~~
kyoto.cpp:62:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   62 |  for(int i = 1; i < pos1.size(); i++){
      |                 ~~^~~~~~~~~~~~~
kyoto.cpp:63:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   63 |   for(int j = 1; j < pos2.size(); j++){
      |                  ~~^~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	2 ms	976 KB	Output is correct
5	Correct	2 ms	2388 KB	Output is correct
6	Correct	1 ms	1620 KB	Output is correct
7	Correct	1 ms	1108 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	11 ms	12240 KB	Output is correct
10	Correct	11 ms	12264 KB	Output is correct
11	Correct	10 ms	12244 KB	Output is correct
12	Correct	11 ms	12244 KB	Output is correct
13	Correct	10 ms	12276 KB	Output is correct
14	Correct	10 ms	12244 KB	Output is correct
15	Correct	11 ms	12244 KB	Output is correct
16	Correct	10 ms	12244 KB	Output is correct
17	Correct	1 ms	336 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	328 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	328 KB	Output is correct
23	Correct	1 ms	324 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	328 KB	Output is correct

Subtask #2
0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Incorrect	3 ms	3284 KB	Output isn't correct
4	Halted	0 ms	0 KB	-

Subtask #3
0 / 60.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	2 ms	976 KB	Output is correct
5	Correct	2 ms	2388 KB	Output is correct
6	Correct	1 ms	1620 KB	Output is correct
7	Correct	1 ms	1108 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	11 ms	12240 KB	Output is correct
10	Correct	11 ms	12264 KB	Output is correct
11	Correct	10 ms	12244 KB	Output is correct
12	Correct	11 ms	12244 KB	Output is correct
13	Correct	10 ms	12276 KB	Output is correct
14	Correct	10 ms	12244 KB	Output is correct
15	Correct	11 ms	12244 KB	Output is correct
16	Correct	10 ms	12244 KB	Output is correct
17	Correct	1 ms	336 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	328 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	328 KB	Output is correct
23	Correct	1 ms	324 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	328 KB	Output is correct
29	Correct	1 ms	340 KB	Output is correct
30	Correct	1 ms	340 KB	Output is correct
31	Incorrect	3 ms	3284 KB	Output isn't correct
32	Halted	0 ms	0 KB	-

Submission #709239

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 0 / 30.0

Subtask #3 0 / 60.0

Subtask #1
10.0 / 10.0

Subtask #2
0 / 30.0

Subtask #3
0 / 60.0