Submission #744579

#	Time	Username	Problem	Language	Result	Execution time	Memory
744579		vjudge1	Wall (IOI14_wall)	C++11	8 / 100	3061 ms	18124 KiB

wall

#include <bits/stdc++.h>
#include "wall.h"
using namespace std;
const int MAX=1e5+10;
const int INF=(1<<30);
void buildWall(int n, int k, int op[], int left[], int right[],int height[], int finalHeight[])
{
    memset(finalHeight,0,sizeof(finalHeight));
    int niza[n];
    memset(niza,0,sizeof(niza));
    for(int i=0; i<k; i++)
    {
        int h=height[i];
        if(op[i]==1)
        {

            for(int j=left[i]; j<=right[i]; j++)
            {
                if(niza[j]<h)
                {

                    niza[j]=h;
                }
            }

        }
        else
        {
            for(int j=left[i]; j<=right[i]; j++)
            {
                if(niza[j]>h)
                {
                    niza[j]=h;
                }
            }
        }
    }
    for(int i=0; i<n; i++)
    {
        finalHeight[i]=niza[i];
    }

    return;
}
/*int main()
{
    int n,k;
    cin>>n>>k;
    int op[k],left[k],right[k],height[k],res[n];
    for(int i=0; i<k; i++)
    {
        cin>>op[i]>>left[i]>>right[i]>>height[i];
    }
    buildWall(n,k,op,left,right,height, res);
    return 0;
}*/

Compilation message (stderr)

wall.cpp: In function 'void buildWall(int, int, int*, int*, int*, int*, int*)':
wall.cpp:8:33: warning: 'sizeof' on array function parameter 'finalHeight' will return size of 'int*' [-Wsizeof-array-argument]
    8 |     memset(finalHeight,0,sizeof(finalHeight));
      |                                ~^~~~~~~~~~~~
wall.cpp:6:82: note: declared here
    6 | void buildWall(int n, int k, int op[], int left[], int right[],int height[], int finalHeight[])
      |                                                                              ~~~~^~~~~~~~~~~~~
wall.cpp:8:26: warning: argument to 'sizeof' in 'void* memset(void*, int, size_t)' call is the same expression as the destination; did you mean to dereference it? [-Wsizeof-pointer-memaccess]
    8 |     memset(finalHeight,0,sizeof(finalHeight));
      |                          ^~~~~~~~~~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 0 / 24
• Subtask 3: 0 / 29
• Subtask 4: 0 / 39