Submission #756394

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
756394	2023-06-11T16:38:00 Z	Olympia	Schools (IZhO13_school)	C++17	25 / 100	2000 ms	7244 KB

school

#include <vector>
#include <iostream>
#include <cassert>
#include <random>
#include <cmath>
#include <map>
#include <algorithm>
#include <bitset>
#include <random>
#include <queue>
#include <set>
#include <stack>
using namespace std;
vector<pair<int64_t,int64_t>> music, sports;
vector<pair<int64_t,int64_t>> vec;
int64_t val () {
	int64_t ans = 0;
	for (int i = 0; i < music.size(); i++) {
		ans += music[i].first;
	}
	for (int i = 0; i < sports.size(); i++) {
		ans += sports[i].second;
	}
	return ans;
}
bool comp (pair<int64_t, int64_t> p1, pair<int64_t, int64_t> p2) {
	return (p1.first + p2.first < p1.second + p2.second);
}
int64_t solve (int M, int S) {
	music.clear(), sports.clear();
	random_shuffle(vec.begin(), vec.end());
	for (auto& value: vec) {
    	if (music.size() < M or sports.size() < S) {
    		if (music.size() < M) {
    			music.push_back(value);
    		} else if (sports.size() < S) {
    			sports.push_back(value);
    		}
    	} else {
    		int64_t mx = 0;
    		for (int i = 0; i < music.size(); i++) {
    			auto m = music[i];
    			music[i] = value;
    			mx = max(mx, val());
    			music[i] = m;
    		}
    		for (int i = 0; i < sports.size(); i++) {
    			auto s = sports[i];
    			sports[i] = value;
    			mx = max(mx, val());
    			sports[i] = s;
    		}
    		//cout << "GET " << mx << endl;
    		if (mx < val()) {
    			continue;
    		}
    		for (int i = 0; i < music.size(); i++) {
    			auto m = music[i];
    			music[i] = value;
    			if (val() == mx) {
    				continue;
    			}
    			music[i] = m;
    		}
    		for (int i = 0; i < sports.size(); i++) {
    			auto s = sports[i];
    			sports[i] = value;
    			if (val() == mx) {
    				continue;
    			}
    			sports[i] = s;
    		}
    	}
    	for (int i = 0; i < music.size(); i++) {
    		for (int j = 0; j < sports.size(); j++) {
    			int64_t orig_val = val();
    			swap(music[i], sports[j]);
    			int64_t new_val = val();
    			if (new_val < orig_val) {
    				swap(music[i], sports[j]);
    			}
    		}
    	}
    }
    return val();
}
int main () {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int N, M, S;
    cin >> N >> M >> S;
    vec.resize(N);
    for (int i = 0; i < N; i++) {
    	cin >> vec[i].first >> vec[i].second;
    }
    int T = 10;
    int64_t mx = 0;
    while (T--) {
    	mx = max(mx, solve(M, S));
    }
    cout << mx;
}

Compilation message

school.cpp: In function 'int64_t val()':
school.cpp:18:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |  for (int i = 0; i < music.size(); i++) {
      |                  ~~^~~~~~~~~~~~~~
school.cpp:21:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |  for (int i = 0; i < sports.size(); i++) {
      |                  ~~^~~~~~~~~~~~~~~
school.cpp: In function 'int64_t solve(int, int)':
school.cpp:33:23: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   33 |      if (music.size() < M or sports.size() < S) {
      |          ~~~~~~~~~~~~~^~~
school.cpp:33:44: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   33 |      if (music.size() < M or sports.size() < S) {
      |                              ~~~~~~~~~~~~~~^~~
school.cpp:34:24: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   34 |       if (music.size() < M) {
      |           ~~~~~~~~~~~~~^~~
school.cpp:36:32: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |       } else if (sports.size() < S) {
      |                  ~~~~~~~~~~~~~~^~~
school.cpp:41:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |       for (int i = 0; i < music.size(); i++) {
      |                       ~~^~~~~~~~~~~~~~
school.cpp:47:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |       for (int i = 0; i < sports.size(); i++) {
      |                       ~~^~~~~~~~~~~~~~~
school.cpp:57:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 |       for (int i = 0; i < music.size(); i++) {
      |                       ~~^~~~~~~~~~~~~~
school.cpp:65:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 |       for (int i = 0; i < sports.size(); i++) {
      |                       ~~^~~~~~~~~~~~~~~
school.cpp:74:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |      for (int i = 0; i < music.size(); i++) {
      |                      ~~^~~~~~~~~~~~~~
school.cpp:75:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   75 |       for (int j = 0; j < sports.size(); j++) {
      |                       ~~^~~~~~~~~~~~~~~

Subtask #1

25.0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Incorrect	42 ms	332 KB	Output isn't correct
5	Correct	3 ms	212 KB	Output is correct
6	Correct	502 ms	320 KB	Output is correct
7	Execution timed out	2057 ms	340 KB	Time limit exceeded
8	Execution timed out	2064 ms	724 KB	Time limit exceeded
9	Execution timed out	2076 ms	468 KB	Time limit exceeded
10	Execution timed out	2059 ms	468 KB	Time limit exceeded
11	Execution timed out	2073 ms	460 KB	Time limit exceeded
12	Execution timed out	2057 ms	460 KB	Time limit exceeded
13	Execution timed out	2075 ms	1732 KB	Time limit exceeded
14	Execution timed out	2050 ms	1992 KB	Time limit exceeded
15	Execution timed out	2059 ms	2932 KB	Time limit exceeded
16	Execution timed out	2027 ms	3828 KB	Time limit exceeded
17	Execution timed out	2080 ms	5980 KB	Time limit exceeded
18	Execution timed out	2083 ms	6376 KB	Time limit exceeded
19	Execution timed out	2075 ms	6684 KB	Time limit exceeded
20	Execution timed out	2070 ms	7244 KB	Time limit exceeded