Submission #134581

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
134581	2019-07-23T04:41:54 Z	tinjyu	Boxes with souvenirs (IOI15_boxes)	C++14	0 / 100	10 ms	380 KB

boxes

#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;
    k=K;
    l=L;
    for(int i=0;i<n;i++)
    {
        if(p[i]<=l/2 && l/2<=p[i+1])
        {
            mid=p[i];
            break;
        }
    }
    long long tmp=0;
    for(int i=mid;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=9999999999999;
    for(int i=mid;i>=mid-k && i>=0;i--)
    {

        tmp=sum[i][0];
        if(i+k<n)tmp+=sum[i+k][1];
        tmp+=l;
        ans=min(tmp,ans);
    }
    return ans;
}

Compilation message

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:6:9: warning: 'mid' may be used uninitialized in this function [-Wmaybe-uninitialized]
     int mid;
         ^~~

Subtask #1
0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Runtime error	10 ms	376 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
2	Halted	0 ms	0 KB	-

Subtask #2
0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	2 ms	380 KB	Output isn't correct
2	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	Runtime error	10 ms	376 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
3	Halted	0 ms	0 KB	-