oj.uz

Submission #208310

# Submission time Handle Problem Language Result Execution time Memory
208310 2020-03-10T16:39:13 Z mohamedsobhi777 Schools (IZhO13_school) C++14
25 / 100
 348 ms 10444 KB 
#include<bits/stdc++.h> 
 
using namespace std ;

const int N = 1e6 + 7 , mod = 998244353; 

int n   , A , B; 
int a[N] , b[N] ; 
long long ans ; 
int gA , gB ; 

priority_queue<pair<int , int > > q1 , q2 ;

int main() 
{
    //freopen("in.in" , "r" , stdin) ; 
    cin>>n>>A>>B ; 
    for(int i = 0 ; i < n ; i++){
        cin>>a[i] >> b[i] ; 
        if(a[i]>=b[i]){
            q1.push({ b[i] -a[i],i });
        }
        else {
            q2.push({a[i] - b[i] , i}) ; 
        }
        ans += max(a[i] , b[i] ) ;
    }
    while(q1.size()> A && q2.size() < B){
        ans+=q1.top().first ; 
        q2.push({a[q1.top().second] - b[q1.top().second] ,q1.top().second });
        q1.pop(); 
    }
    while(q2.size()> B && q1.size() < A){
        ans+=q2.top().first ; 
        q1.push({b[q2.top().second] - a[q2.top().second] , q2.top().second}) ;
        q2.pop(); 
    }
    if(q1.size() > A){
        priority_queue<int> aux ; 
        while(q1.size()){
            aux.push(-a[q1.top().second]) ; 
            q1.pop() ; 
        }
        while(A--){
            ans+=aux.top() ; 
            aux.pop();
        }
    }
    if(q2.size() > B){
        priority_queue<int> aux ; 
        while(q2.size()){
            aux.push(-b[q2.top().second]) ; 
            q2.pop() ; 
        }
        while(B--){
            ans+=aux.top() ; 
            aux.pop();
        }
    }
    cout<<ans; 
    return 0 ;  
}

Compilation message

school.cpp: In function 'int main()':
school.cpp:28:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(q1.size()> A && q2.size() < B){
           ~~~~~~~~~^~~
school.cpp:28:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(q1.size()> A && q2.size() < B){
                           ~~~~~~~~~~^~~
school.cpp:33:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(q2.size()> B && q1.size() < A){
           ~~~~~~~~~^~~
school.cpp:33:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(q2.size()> B && q1.size() < A){
                           ~~~~~~~~~~^~~
school.cpp:38:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(q1.size() > A){
        ~~~~~~~~~~^~~
school.cpp:49:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(q2.size() > B){
        ~~~~~~~~~~^~~

Subtask #1
25.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Incorrect 5 ms 376 KB Output isn't correct
5 Incorrect 5 ms 248 KB Output isn't correct
6 Incorrect 5 ms 424 KB Output isn't correct
7 Incorrect 10 ms 504 KB Output isn't correct
8 Correct 9 ms 376 KB Output is correct
9 Incorrect 9 ms 508 KB Output isn't correct
10 Incorrect 9 ms 504 KB Output isn't correct
11 Incorrect 10 ms 504 KB Output isn't correct
12 Incorrect 9 ms 504 KB Output isn't correct
13 Incorrect 38 ms 1568 KB Output isn't correct
14 Incorrect 87 ms 2892 KB Output isn't correct
15 Incorrect 170 ms 5476 KB Output isn't correct
16 Correct 174 ms 6836 KB Output is correct
17 Incorrect 253 ms 7340 KB Output isn't correct
18 Incorrect 280 ms 7952 KB Output isn't correct
19 Incorrect 302 ms 8480 KB Output isn't correct
20 Incorrect 348 ms 10444 KB Output isn't correct