#include <bits/stdc++.h>
#include "wall.h"
using namespace std;
using ll = long long;
using ld = long double;
using vl = vector<long long>;
#define mp make_pair
#define pb push_back
#define pp pop_back
#define ff first
#define ss second
#define lb lower_bound
#define ub upper_bound
#define all(x) (x).begin() , (x).end()
const int N = 2*100005;
const long long MOD = 1e9+7;
const long double EPS = 0.000000001;
const double PI = 3.14159265358979323846;
const int nx[4]={1, -1, 0, 0}, ny[4]={0, 0, 1, -1};
long long gcd(int a, int b) { return (b==0?a:gcd(b, a%b)); }
long long lcm(int a, int b) { return a*(b/gcd(a, b)); }
long long fact(int a) { return (a==1?1:a*fact(a-1)); }
void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
for(int l=0;l<k;l++) {
int t=op[l], a=left[l], b=right[l], w=height[l];
if(t==1)
for(int i=a;i<=b;i++) finalHeight[i]=max(finalHeight[i], w);
else if(t==2)
for(int i=a;i<=b;i++) finalHeight[i]=min(finalHeight[i], w);
}
return;
}
