Submission #968912

#	Time	Username	Problem	Language	Result	Execution time	Memory
968912		elotelo966	Wall (IOI14_wall)	C++17	Compilation error	0 ms	0 KiB

wall

#include <bits/stdc++.h>
#include "wall.h"

using namespace std;

pair<int,int> lazy[8000000];
int fin[2000000];

inline void push(int node,int start,int end){
	if(lazy[node].fi==0 && lazy[node].se==0)return ;
	if(start!=end){
		push(node*2,start,mid),push(node*2+1,mid+1,end);
		lazy[node*2]=lazy[node];
		lazy[node*2+1]=lazy[node];
	}
	else{
		if(lazy[node].fi==1)fin[start]=max(fin[start],lazy[node].se);
		else fin[start]=min(fin[start],lazy[node].se);
	}
	lazy[node]=make_pair(0,0);
}

inline void update(int node,int start,int end,int l,int r,int val,int sem){
	if(start>end || start>r || end<l)return ;
	push(node,start,end);
	if(start>=l && end<=r){
		lazy[node]=make_pair(sem,val);
		push(node,start,end);
		return ;
	}
	update(node*2,start,mid,l,r,val,sem),update(node*2+1,mid+1,end,l,r,val,sem);
}

inline void finish(int node,int start,int end){
	push(node,start,end);
	if(start==end)return ;
	finish(node*2,start,mid),finish(node*2+1,mid+1,end);
}

void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
	for(int i=0;i<k;i++){
		if(op[i]==1){
			update(1,0,n-1,left[i],right[i],height[i],1);
		}
		else{
			update(1,0,n-1,left[i],right[i],height[i],-1);
		}
	}
	
	finish(1,0,n-1);
	
	for(int i=0;i<n;i++){
		finalHeight[i]=fin[i];
	}
	
	return;
}

Compilation message (stderr)

wall.cpp: In function 'void push(int, int, int)':
wall.cpp:10:16: error: 'struct std::pair<int, int>' has no member named 'fi'
   10 |  if(lazy[node].fi==0 && lazy[node].se==0)return ;
      |                ^~
wall.cpp:10:36: error: 'struct std::pair<int, int>' has no member named 'se'
   10 |  if(lazy[node].fi==0 && lazy[node].se==0)return ;
      |                                    ^~
wall.cpp:12:21: error: 'mid' was not declared in this scope
   12 |   push(node*2,start,mid),push(node*2+1,mid+1,end);
      |                     ^~~
wall.cpp:17:17: error: 'struct std::pair<int, int>' has no member named 'fi'
   17 |   if(lazy[node].fi==1)fin[start]=max(fin[start],lazy[node].se);
      |                 ^~
wall.cpp:17:60: error: 'struct std::pair<int, int>' has no member named 'se'
   17 |   if(lazy[node].fi==1)fin[start]=max(fin[start],lazy[node].se);
      |                                                            ^~
wall.cpp:18:45: error: 'struct std::pair<int, int>' has no member named 'se'
   18 |   else fin[start]=min(fin[start],lazy[node].se);
      |                                             ^~
wall.cpp: In function 'void update(int, int, int, int, int, int, int)':
wall.cpp:31:22: error: 'mid' was not declared in this scope
   31 |  update(node*2,start,mid,l,r,val,sem),update(node*2+1,mid+1,end,l,r,val,sem);
      |                      ^~~
wall.cpp: In function 'void finish(int, int, int)':
wall.cpp:37:22: error: 'mid' was not declared in this scope
   37 |  finish(node*2,start,mid),finish(node*2+1,mid+1,end);
      |                      ^~~