Submission #780933

#	Time	Username	Problem	Language	Result	Execution time	Memory
780933		Mouad_ouj	송신탑 (IOI22_towers)	C++17	Compilation error	0 ms	0 KiB

towers

#include "towers.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> he;
int k=0;
void init (int n,int[] h)
{
    he.resize(n);
    for(int x=0;x<n;x++)
    {
    he[x]=h[x];
    if(h[x]>h[x+1] && x!=n)
    k=x;
    }
    if(h[n-1]>h[n-2])
    k=n-1;
}
int max_towers(int l, int r, int d)
{
    if(k>=r || k<=l)
    return 0;
    int ml=k,mr=r;
    while(ml!=mr)
    {
        int mid=(ml+mr)/2;
        if(he[mid]>he[k]-d)
        ml=mid+1;
        else
        mr=mid;
    }
    int a1=mr,a2=0;
    ml=l,mr=k;
    while(ml!=mr)
    {
        int mid=(ml+mr)/2;
        if(he[mid]<he[k]-d)
        ml=mid+1;
        else
        mr=mid;
    }
    a2=mr;
    return ((r-a2+1)*(a1-l+1));
}

Compilation message (stderr)

towers.cpp:6:24: error: expected ',' or '...' before 'h'
    6 | void init (int n,int[] h)
      |                        ^
towers.cpp: In function 'void init(int, int*)':
towers.cpp:11:11: error: 'h' was not declared in this scope
   11 |     he[x]=h[x];
      |           ^
towers.cpp:15:8: error: 'h' was not declared in this scope
   15 |     if(h[n-1]>h[n-2])
      |        ^