oj.uz

답안 #956954

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
956954 2024-04-02T17:55:51 Z FEDIKUS Sure Bet (CEOI17_sure) C++17
0 / 100
 1 ms 348 KB 
#include <bits/stdc++.h>
 
using namespace std;
 
const int MAX_N = 100100;
 
int n;
double A[MAX_N], B[MAX_N];
 
int main()
{
    // Ulaz
    cin>>n;
 
    for(int i=0;i<n;i++)
    {
        cin>>A[i]>>B[i];
    }
 
    // Obrada
    sort(A, A+n);
    sort(B, B+n);
 
    double rez = 0;
    double profit = 0, loss = 0;
    double sumA = 0, sumB = 0;
    int a = n-1, b = n-1;
    while(a != -1 and b != -1)
    {
        loss++;
 
        if(sumA <= sumB)
        {
          if(a==-1) break;
            sumA += A[a];
           
            a--;
        }
        else
        {
          if(b==-1) break;
            sumB += B[b];

            b--;
        }
 
        if(min(sumA,sumB) - loss > rez)
        {
            rez = min(sumA,sumB) - loss;
        }
    }
 
    // Izlaz
    cout<<fixed<<showpoint<<setprecision(4)<<rez<<endl;
 
    return 0;
}

Compilation message

sure.cpp: In function 'int main()':
sure.cpp:25:12: warning: unused variable 'profit' [-Wunused-variable]
   25 |     double profit = 0, loss = 0;
      |            ^~~~~~

Subtask #1
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -