Submission #780927

# Submission time Handle Problem Language Result Execution time Memory
780927 2023-07-12T14:44:35 Z Mouad_ouj Radio Towers (IOI22_towers) C++17
Compilation error
0 ms 0 KB
#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

towers.cpp: In function 'int max_towers(int, int, int)':
towers.cpp:42:31: error: expected ';' before '}' token
   42 |     return ((r-a2+1)*(a1-l+1))
      |                               ^
      |                               ;
   43 | }
      | ~