oj.uz

Submission #218691

# Submission time Handle Problem Language Result Execution time Memory
218691 2020-04-02T14:08:54 Z alexandra_udristoiu Boxes with souvenirs (IOI15_boxes) C++14
20 / 100
 8 ms 384 KB 
#include<iostream>
#include "boxes.h"
using namespace std;
static long long d[10000005];
long long delivery(int n, int k, int lg, int p[]) {
    int i, u;
    long long sol;
    for(i = n; i >= 1; i--){
        p[i] = p[i - 1];
    }
    for(i = 1; i <= n; i++){
        if(p[i] > lg - p[i]){
            u = i - 1;
            break;
        }
        if(i <= k){
            d[i] = 2 * p[i];
        }
        else{
            d[i] = 2 * p[i] + d[i - k];
        }
    }
    for(i = n; i > u; i--){
        if(i + k > n){
            d[i] = 2 * (lg - p[i]);
        }
        else{
            d[i] = 2 * (lg - p[i]) + d[i + k];
        }
    }
    sol = d[u] + d[u + 1];
    for(i = u; i >= 1 && i > u - k; i--){
        sol = min(sol, lg + d[i - 1] + d[ min(i + k, n + 1) ]);
    }
    return sol;
}

Compilation message

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:6:12: warning: 'u' may be used uninitialized in this function [-Wmaybe-uninitialized]
     int i, u;
            ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Runtime error 8 ms 384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Runtime error 8 ms 384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Runtime error 8 ms 384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Runtime error 8 ms 384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Halted 0 ms 0 KB -