Submission #991067

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
991067	2024-06-01 08:16:03	gggkik	Wall (IOI14_wall)	C++14	100 / 100	639 ms	112904 KiB

wall

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#include <wall.h>
#include <bits/stdc++.h>
using namespace std;
const int MXN = 2e6+5;
int t[MXN*4], lo[MXN*4], hi[MXN*4];
const int inf = 1e9;
void push(int x,int s,int e){
    if(s!=e){
        if(lo[x]!=-1e9) { 
            lo[x*2] = max(lo[x*2],lo[x]);
            hi[x*2] = max(hi[x*2],lo[x]);
            lo[x*2+1] = max(lo[x*2+1],lo[x]);
            hi[x*2+1] = max(hi[x*2+1],lo[x]);
        }
        if(hi[x]!=1e9){
            lo[x*2] = min(lo[x*2],hi[x]);
            hi[x*2] = min(hi[x*2],hi[x]);
            lo[x*2+1] = min(lo[x*2+1],hi[x]);
            hi[x*2+1] = min(hi[x*2+1],hi[x]);
        }
    }
    else {
        t[x] = max(t[x],lo[x]);
        t[x] = min(t[x],hi[x]);
    }
    lo[x] = -1e9;
    hi[x] = 1e9;
}
void upd(int x,int s,int e,int l,int r,int v,int t){
    push(x,s,e);
 
 
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Compilation message (stderr)

wall.cpp: In function 'void upd(int, int, int, int, int, int, int)':
wall.cpp:38:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   38 |     int mid = s+e>>1;
      |               ~^~
wall.cpp: In function 'int get(int, int, int, int)':
wall.cpp:44:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   44 |     int mid = s+e>>1;
      |               ~^~

• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 39 / 39