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Submission #20889

# Submission time Handle Problem Language Result Execution time Memory
20889 2017-03-07T16:46:36 Z baneling100 Boxes with souvenirs (IOI15_boxes) C++
10 / 100
 2 ms 376 KB 
#include "boxes.h"
#include <algorithm>

using namespace std;

long long Res1, Res2;

long long delivery(int N, int K, int L, int p[]) {

    int i, s;

    for(i=0 ; i<N ; i++)
        if(p[i])
            break;
    s=i;
    while(i+K-1<N && p[i+K-1]<=L/2) {
        Res1+=2*p[i+K-1];
        i+=K;
    }
    if(i<N && p[i]<=L/2) {
        Res1+=L;
        i+=K;
    }
    while(i<N) {
        Res1+=2*(L-p[i]);
        i+=K;
    }
    i=N-1;
    while(i-K+1>=s && p[i-K+1]>=L/2) {
        Res2+=2*(L-p[i-K+1]);
        i-=K;
    }
    if(i>=s && p[i]>=L/2) {
        Res2+=L;
        i-=K;
    }
    while(i>=s) {
        Res2+=2*p[i];
        i-=K;
    }
    return min(Res1,Res2);

    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 296 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 252 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Incorrect 2 ms 256 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Incorrect 2 ms 252 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 296 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 252 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Incorrect 2 ms 256 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 296 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 252 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Incorrect 2 ms 256 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 296 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 252 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Incorrect 2 ms 256 KB Output isn't correct
13 Halted 0 ms 0 KB -