oj.uz

답안 #1079299

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1079299 2024-08-28T12:43:41 Z glupan 메기 농장 (IOI22_fish) C++17
9 / 100
 55 ms 7284 KB 
#include "fish.h"

#include <bits/stdc++.h>

#define fore(i, l, r) for(int i=int(l); i<int(r); i++)

using namespace std;

long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y,
                      std::vector<int> W) {
  long long ok=1,ok1=1;
    fore(i,0,M) {
        if(X[i] % 2)
            ok=0;
        if(X[i] > 1)
            ok1=0;
    }
    long long ans=0;
    if(ok)
      fore(i,0,M)
        ans+=W[i];
    else if(ok1) {
      long long grid[2][N+5];
      memset(grid,0,sizeof grid);
      fore(i,0,M)
        grid[X[i]][Y[i]] = W[i];
      long long sum1=0,sum2=0,temp1=0,temp2=0;
      if(N > 2) {
        fore(i,0,N) {
          sum1+=grid[0][i];
          sum2+=grid[1][i];
          if(sum1 >= sum2 and abs(sum1-sum2) >= abs(temp1-temp2)) {
            temp1=sum1;
            temp2=sum2;
          }
        }
        ans = sum2-temp2+temp1;
      } else {
        fore(i,0,N) {
          sum1+=grid[0][i];
          sum2+=grid[1][i];
        }
        return max(sum1,sum2);
      }
    } else {
      long long grid[N+5];
      memset(grid,0,sizeof grid);
      fore(i,0,M)
        grid[X[i]] = W[i];
      long long dp[N+5];
      memset(dp,0,sizeof dp);
      dp[1] = grid[0];
      fore(i,0,N) {
        dp[i] += grid[i+1];
        if(i>1)
          dp[i]+=dp[i-2];
        if(i) {
          long long newDp=0;
          newDp=max(dp[i],dp[i-1]);
          newDp=max(newDp,dp[i]+dp[i-1]-grid[i]);
          dp[i] = max(dp[i],newDp);
        }
      }
      ans = dp[N-1];
    }
    return ans;
}

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 19 ms 2140 KB Output is correct
2 Correct 17 ms 2636 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 54 ms 7284 KB Output is correct
6 Correct 55 ms 7284 KB Output is correct

Subtask #2
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 29 ms 5428 KB Output is correct
3 Correct 34 ms 6480 KB Output is correct
4 Correct 18 ms 2140 KB Output is correct
5 Correct 20 ms 2648 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 15 ms 3708 KB Output is correct
13 Correct 18 ms 4184 KB Output is correct
14 Correct 16 ms 3712 KB Output is correct
15 Correct 17 ms 3932 KB Output is correct
16 Correct 16 ms 3676 KB Output is correct
17 Correct 17 ms 4056 KB Output is correct

Subtask #3
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 1884 KB Output is correct
3 Incorrect 10 ms 2904 KB 1st lines differ - on the 1st token, expected: '21261825233649', found: '6744065803165511594'
4 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 344 KB 1st lines differ - on the 1st token, expected: '3', found: '4'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 344 KB 1st lines differ - on the 1st token, expected: '3', found: '4'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 344 KB 1st lines differ - on the 1st token, expected: '3', found: '4'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 1884 KB Output is correct
3 Incorrect 10 ms 2904 KB 1st lines differ - on the 1st token, expected: '21261825233649', found: '6744065803165511594'
4 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 19 ms 2140 KB Output is correct
2 Correct 17 ms 2636 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 54 ms 7284 KB Output is correct
6 Correct 55 ms 7284 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 29 ms 5428 KB Output is correct
9 Correct 34 ms 6480 KB Output is correct
10 Correct 18 ms 2140 KB Output is correct
11 Correct 20 ms 2648 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 15 ms 3708 KB Output is correct
19 Correct 18 ms 4184 KB Output is correct
20 Correct 16 ms 3712 KB Output is correct
21 Correct 17 ms 3932 KB Output is correct
22 Correct 16 ms 3676 KB Output is correct
23 Correct 17 ms 4056 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 1 ms 1884 KB Output is correct
26 Incorrect 10 ms 2904 KB 1st lines differ - on the 1st token, expected: '21261825233649', found: '6744065803165511594'
27 Halted 0 ms 0 KB -