oj.uz

Submission #787730

# Submission time Handle Problem Language Result Execution time Memory
787730 2023-07-19T11:48:16 Z aymanrs Cyberland (APIO23_cyberland) C++17
0 / 100
 3000 ms 6312 KB 
#include <bits/stdc++.h>
using namespace std;
double solve(int N, int M, int K, int H, std::vector<int> x, std::vector<int> y, std::vector<int> c, std::vector<int> arr){
   double dp[K+1];
   fill(dp, dp+K+1, -1);
   dp[0] = c[H-1];
   if(arr[H-1] == 2){
    dp[1] = c[H-1];
    for(int i = 2;i <= K;i++) dp[i] = (dp[i-1]-c[H-1])/2 + c[H-2] + c[H-1];
   }
   for(int i = H-2;i >= 0;i--){
    if(arr[i] == 2){
        int m = min(c[i-1], c[i]);
        for(int j = K;j >= 0;j--){
            double ans = 1e20;
            if(dp[j] != -1) ans = c[i]/(1<<j) + dp[j];
            if(j && dp[j-1] != -1) ans = min(ans, c[i]/(1<<j-1) + dp[j-1]);
            double mc = 0;
            for(int k = 2;k <= j;k++){
                mc = mc*0.5+m;
                if(dp[j-k] != -1) ans = min(ans, c[i]/(1<<j-k) + dp[j-k] + mc);
            }
            if(ans < 1e20) dp[j] = ans;
            else dp[j] = -1;
        }
    } else {
        for(int j = 0;j <= K;j++) if(dp[j] != -1) dp[j] += c[i]/(1<<j);
        if(!arr[i] || !i){
            double ans = dp[0];
            for(int j = 1;j <= K;j++) if(dp[j] != -1) ans = min(ans, dp[j]);
            return ans;
        }
    }
   }
   return c[0];
}
// int main(){
//     cout << solve(6, 5, 2, 5, {0, 1, 2, 3, 4}, {1, 2, 3, 4, 5}, {1, 2, 4, 8, 16}, {1, 2, 0, 2, 2, 1}) << '\n';
// }

Compilation message

cyberland.cpp: In function 'double solve(int, int, int, int, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
cyberland.cpp:17:61: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   17 |             if(j && dp[j-1] != -1) ans = min(ans, c[i]/(1<<j-1) + dp[j-1]);
      |                                                            ~^~
cyberland.cpp:21:60: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   21 |                 if(dp[j-k] != -1) ans = min(ans, c[i]/(1<<j-k) + dp[j-k] + mc);
      |                                                           ~^~

Subtask #1
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 340 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 13 ms 364 KB Wrong Answer.
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 14 ms 384 KB Wrong Answer.
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 17 ms 2120 KB Wrong Answer.
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 13 ms 340 KB Wrong Answer.
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 14 ms 340 KB Wrong Answer.
2 Halted 0 ms 0 KB -

Subtask #7
0.0 / 29.0

# Verdict Execution time Memory Grader output
1 Runtime error 7 ms 484 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #8
0.0 / 3.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3027 ms 6312 KB Time limit exceeded
2 Halted 0 ms 0 KB -