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Submission #134757

# Submission time Handle Problem Language Result Execution time Memory
134757 2019-07-23T08:48:14 Z tinjyu Boxes with souvenirs (IOI15_boxes) C++14
0 / 100
 10 ms 504 KB 
#include "boxes.h"
#include <iostream>
long long int n,k,l,sum[10000005][2];
using namespace std;
long long delivery(int N, int K, int L, int p[]) {
    int mid=n;
    n=N;
    k=K;
    l=L;
    for(int i=0;i<n;i++)
    {
        if(l/2<=p[i+1])
        {
            mid=p[i];
            break;
        }
    }
    long long tmp=0;
    for(int i=mid-1;i>=0;i--)
    {
        if((i-mid)%k==0)tmp+=p[i];
        sum[i][0]=tmp;
    }
    for(int i=mid;i<n;i++)
    {
        if((i-mid)%k==0)tmp+=p[i];
        sum[i][1]=tmp;
    }
    long long int ans=sum[mid-1][0]*2+sum[n-1][1]*2;
    for(int i=mid;i>=mid-k && i>=0;i--)
    {
 
        tmp=sum[i][0]*2;
        if(i+k<n)tmp+=sum[i+k][1]*2;
        tmp+=l;
        ans=min(tmp,ans);
    }
    return ans;
}

Compilation message

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:6:13: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
     int mid=n;
             ^

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Runtime error 10 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 2 ms 376 KB Output isn't correct
3 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 376 KB Output is correct
3 Incorrect 2 ms 352 KB Output isn't correct
4 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 Runtime error 10 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 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 Runtime error 10 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 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 Runtime error 10 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -