This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
#define fh finalHeight
const int MAXN=1e5+1;
int m[MAXN][2];
int t[MAXN][2];
void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
for(int i=0;i<n;i++)m[i][1]=INT_MAX;
for(int i=0;i<k;i++){
if(op[i]==1){
for(int j=left[i];j<=right[i];j++){
if(m[j][0]<=height[i]){
m[j][0]=height[i];
t[j][0]=i;
}
}
}else{
for(int j=left[i];j<=right[i];j++){
if(m[j][1]>=height[i]){
m[j][1]=height[i];
t[j][1]=i;
}
}
}
}
for(int i=0;i<n;i++){
if(m[i][0]>=m[i][1]&&t[i][0]>t[i][1])fh[i]=m[i][0];
if(m[i][0]>=m[i][1]&&t[i][0]<t[i][1])fh[i]=m[i][1];
if(m[i][0]<=m[i][1])fh[i]=m[i][0];
}
}
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