Submission #1072362

#	Time	Username	Problem	Language	Result	Execution time	Memory
1072362		hasan2006	Vision Program (IOI19_vision)	C++17	0 / 100	2 ms	2008 KiB

vision

#include <bits/stdc++.h>
#include "vision.h"
using namespace std;

#define TL ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
#define rall(s) s.rbegin(),s.rend()
#define all(s) s.begin(),s.end()
#define pb push_back
#define se second
#define fi first
#define ll long long
#define ld long double
#define YES cout<<"YES\n"
#define Yes cout<<"Yes\n"
#define yes cout<<"yes\n"
#define NO cout<<"NO\n"
#define No cout<<"No\n"
#define no cout<<"no\n"


const int N = 5e5 + 9 , mod = 1e9 + 7;
ll a[N] , b[N] , dp[N] , c[N] , d[N] ;


void construct_network(int n, int m, int k){
    int i , j ,l , r , s , f , x , y ;
    vector<int>a[n] , b[m];
    for(i = 0; i < n; i++){
        for(j = 0; j < m; j++){
            a[i].pb(i * m + j);
            b[j].pb(i * m + j);
        }
    }
    vector<int>v1 , v2 , vc;
    for(i = 0; i < n; i++)
        if(add_or(a[i]))
            v1.pb(i);
    for(i = 0; i < m; i++)
        if(add_or(b[i]))
            v2.pb(i);
    vector<pair<int,int>>v ;
    for(auto to : v1)
        for(auto to1 : v2)
        if(add_and({to * m + to1}))
            v.pb({to , to1}) , vc.pb(to * m + to1);
    if(abs(v[0].fi - v[1].fi) + abs(v[0].se - v[1].se) == k)
        add_xor(vc);
    else
        add_or(vc);
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:26:16: warning: unused variable 'l' [-Wunused-variable]
   26 |     int i , j ,l , r , s , f , x , y ;
      |                ^
vision.cpp:26:20: warning: unused variable 'r' [-Wunused-variable]
   26 |     int i , j ,l , r , s , f , x , y ;
      |                    ^
vision.cpp:26:24: warning: unused variable 's' [-Wunused-variable]
   26 |     int i , j ,l , r , s , f , x , y ;
      |                        ^
vision.cpp:26:28: warning: unused variable 'f' [-Wunused-variable]
   26 |     int i , j ,l , r , s , f , x , y ;
      |                            ^
vision.cpp:26:32: warning: unused variable 'x' [-Wunused-variable]
   26 |     int i , j ,l , r , s , f , x , y ;
      |                                ^
vision.cpp:26:36: warning: unused variable 'y' [-Wunused-variable]
   26 |     int i , j ,l , r , s , f , x , y ;
      |                                    ^

• Subtask 1: 0 / 10
• Subtask 2: 0 / 11
• Subtask 3: 0 / 11
• Subtask 4: 0 / 15
• Subtask 5: 0 / 12
• Subtask 6: 0 / 8
• Subtask 7: 0 / 14
• Subtask 8: 0 / 19