oj.uz

답안 #209335

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
209335 2020-03-13T20:12:30 Z papa Pod starim krovovima (COCI20_psk) C++14
50 / 50
 6 ms 376 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

//ideja da sumu sve tecnosti mozemo da smestimo u sto manje
//casa
//sortiramo opadajuce i onda smestamo dokle treba

int n;
ll a[1005];
ll b[1005];
vector<pair<ll,int> > ve;
ll res[1005];

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cerr.tie(0);

    cin >> n;

    ll tot = 0;

    for(int i=1;i<=n;i++)
    {
        cin >> a[i] >> b[i];
        tot+=a[i];
        ve.push_back({b[i],i});
    }

    sort(ve.begin(),ve.end());

    ll temp = tot;
    int doo;

    for(int i=n-1;i>=0;i--)
    {
        ll x = ve[i].first;
        if(x >= temp)
        {
            doo = i;
            break;
        }
        else
        {
            temp-=x;
        }
    }

    cout << n-(n-1-doo+1) << "\n";

    for(int i=n-1;i>=doo;i--)
    {
        int ind = ve[i].second;
        res[ind] = min(tot,ve[i].first);
        tot-=ve[i].first;
    }

    for(int i=1;i<=n;i++) cout << res[i] << " ";

    return 0;
}

Compilation message

psk.cpp: In function 'int main()':
psk.cpp:38:9: warning: 'doo' may be used uninitialized in this function [-Wmaybe-uninitialized]
     int doo;
         ^~~

Subtask #1
50.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 6 ms 376 KB Output is correct