Submission #682852

# Submission time Handle Problem Language Result Execution time Memory
682852 2023-01-17T06:07:07 Z smartmonky Schools (IZhO13_school) C++14
15 / 100
471 ms 19592 KB
#include <bits/stdc++.h>
 
#define ff first
#define ss second
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define int long long
 
using namespace std;
 
const int N = 3e5 + 1;
 

vector <int> a, b;
vector <pair <int,int> > vp;
multiset <int> sta, stb;
int lm, ls, ans, s, m, n;
void solve(){
	for(int i = 0; i < n; i++){
		if(!s && !m)break;
		if(sta.find(vp[i].ff) != sta.end() && (m && !s || m && abs(vp[i].ff - a[lm]) >= abs(vp[i].ss - b[ls]) || stb.find(vp[i].ss) == stb.end())){
			//cout <<"1 " << vp[i].ff << endl;
			ans += vp[i].ff;
			if(sta.find(vp[i].ff) != sta.end())
				sta.erase(sta.find(vp[i].ff));
			if(stb.find(vp[i].ss) != stb.end()){
				stb.erase(stb.find(vp[i].ss));
				stb.insert(b[ls]);
			}
			ls++;
			m--;
		}else if(stb.find(vp[i].ss) != stb.end() && (!m && s || s && abs(vp[i].ff - a[lm]) <= abs(vp[i].ss - b[ls]) || sta.find(vp[i].ff) == sta.end())){
			//cout <<"2 " << vp[i].ss << endl;
			ans += vp[i].ss;
			if(sta.find(vp[i].ff) != sta.end()){
				sta.erase(sta.find(vp[i].ff));
				sta.insert(a[lm]);
			}
			if(stb.find(vp[i].ss) != sta.end())
				stb.erase(stb.find(vp[i].ss));
			lm++;
			s--;
		}
	}
}
main(){
	ios_base::sync_with_stdio(0);
    cin.tie(0);
    cin >> n >> m >> s;
    vp.resize(n);
    for(int i = 0; i < n; i++){
		cin >> vp[i].ff >> vp[i].ss;
		a.pb(vp[i].ff);
		b.pb(vp[i].ss);
	}
	sort(rall(a));
	sort(rall(b));
	for(int i = 0; i < m; i++)
		sta.insert(a[i]);
	for(int i = 0; i < s; i++)
		stb.insert(b[i]);
	lm = m, ls = s;
	for(int i = 0;  i < 10; i++){
		sort(rall(vp));
		solve();
		for(int i = 0; i < n; i++)swap(vp[i].ff, vp[i].ss);
		solve();
	}
	cout << ans;
}

Compilation message

school.cpp: In function 'void solve()':
school.cpp:22:44: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   22 |   if(sta.find(vp[i].ff) != sta.end() && (m && !s || m && abs(vp[i].ff - a[lm]) >= abs(vp[i].ss - b[ls]) || stb.find(vp[i].ss) == stb.end())){
      |                                          ~~^~~~~
school.cpp:33:51: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   33 |   }else if(stb.find(vp[i].ss) != stb.end() && (!m && s || s && abs(vp[i].ff - a[lm]) <= abs(vp[i].ss - b[ls]) || sta.find(vp[i].ff) == sta.end())){
      |                                                ~~~^~~~
school.cpp: At global scope:
school.cpp:47:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   47 | main(){
      | ^~~~
# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Incorrect 0 ms 212 KB Output isn't correct
6 Incorrect 1 ms 212 KB Output isn't correct
7 Incorrect 5 ms 468 KB Output isn't correct
8 Incorrect 6 ms 692 KB Output isn't correct
9 Incorrect 6 ms 596 KB Output isn't correct
10 Incorrect 5 ms 596 KB Output isn't correct
11 Incorrect 6 ms 688 KB Output isn't correct
12 Incorrect 6 ms 596 KB Output isn't correct
13 Incorrect 50 ms 3028 KB Output isn't correct
14 Incorrect 106 ms 4272 KB Output isn't correct
15 Correct 205 ms 6000 KB Output is correct
16 Incorrect 387 ms 14364 KB Output isn't correct
17 Incorrect 364 ms 16032 KB Output isn't correct
18 Incorrect 363 ms 15880 KB Output isn't correct
19 Incorrect 390 ms 17576 KB Output isn't correct
20 Incorrect 471 ms 19592 KB Output isn't correct