oj.uz

Submission #870618

# Submission time Handle Problem Language Result Execution time Memory
870618 2023-11-08T14:24:07 Z Ludissey Catfish Farm (IOI22_fish) C++17
0 / 100
 61 ms 12092 KB 
#include "fish.h"
#include <bits/stdc++.h>
#define int long long
using namespace std;

long long max_weights(signed N, signed M, std::vector<signed> X, std::vector<signed> Y, std::vector<signed> W) {
  int rightsum=0,leftsum=0;
  vector<pair<int,int>> X0;
  vector<pair<int,int>> X1;
  for (int i = 0; i < M; i++){
    if(X[i]==0) {
      X0.push_back({Y[i], W[i]});
      leftsum+=W[i];
    }
    else {
      X1.push_back({Y[i], W[i]});
      rightsum+=W[i];
    }
  }
  sort(X0.begin(),X0.end());
  sort(X1.begin(),X1.end());

  int li=0,ri=0;
  int clsum=0;
  int crsum=rightsum;
  int sm=rightsum;
  while(li<X0.size()&&ri<X1.size()){
    if(X0[li].first<X1[ri].first||(X0[li].first==X1[ri].first&&X0[li].second<X1[ri].second)){
      clsum+=X0[li].second;
      if(X0[li].first==X1[ri].first){
        crsum-=X1[ri].second;
        ri++;
      }
      li++;
    }else {
      crsum-=X1[ri].second;
      if(X0[li].first==X1[ri].first){
        clsum+=X0[li].second;
        li++;
      }
      ri++;
    }
    sm=max(sm, clsum+crsum);
  }
  if(N>2) return sm;
  return max(leftsum,rightsum);
}

Compilation message

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:27:11: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |   while(li<X0.size()&&ri<X1.size()){
      |         ~~^~~~~~~~~~
fish.cpp:27:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |   while(li<X0.size()&&ri<X1.size()){
      |                       ~~^~~~~~~~~~

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 4304 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '0'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 49 ms 7256 KB Output is correct
3 Correct 61 ms 12092 KB Output is correct
4 Incorrect 25 ms 5936 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '0'
5 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB 1st lines differ - on the 1st token, expected: '10082010', found: '0'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 600 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 436 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Incorrect 1 ms 600 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '310912587092'
10 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 600 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 436 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Incorrect 1 ms 600 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '310912587092'
10 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 600 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 436 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Incorrect 1 ms 600 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '310912587092'
10 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB 1st lines differ - on the 1st token, expected: '10082010', found: '0'
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 4304 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '0'
2 Halted 0 ms 0 KB -