Submission #1302836

#TimeUsernameProblemLanguageResultExecution timeMemory
1302836yusifmTrampoline (info1cup20_trampoline)C++20
23 / 100
91 ms12992 KiB
#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#define ll long long
#define str string
#define pb push_back
#define pf push_front
#define in insert
#define all(v) v.begin(),v.end()
#define fastIO ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
const int sz=201,INF=1000000000;
using namespace std;
ll n,m,l,p,num1,num2,Num1,Num2,Num3,Num4;
vector<vector<bool>>isSeen(sz,vector<bool>(sz));
set<pair<ll,ll>>nums;
void dfs(ll num1,ll num2)
{
    if(num1>=1 && num1<=n && num2>=1 && num2<=m && !isSeen[num1][num2])
    {
        isSeen[num1][num2]=true;
        if(num1!=Num3 || num2!=Num4)
        {
            if(nums.find({num1,num2})!=nums.end())
            {
                dfs(num1+1,num2),dfs(num1,num2+1);
            }
            else
            {
                dfs(num1,num2+1);
            }
        }
    }
}
void solve()
{
    cin>>n>>m>>l;
    for(int i=0;i<l;i++)
    {
        cin>>num1>>num2;
        nums.in({num1,num2});
    }
    cin>>p;
    for(int i=0;i<p;i++)
    {
        for(int j=0;j<sz;j++)
        {
            fill(all(isSeen[j]),false);
        }
        cin>>Num1>>Num2>>Num3>>Num4;
        dfs(Num1,Num2);
        if(isSeen[Num3][Num4])
        {
            cout<<"Yes\n";
        }
        else
        {
            cout<<"No\n";
        }
    }
}
int main()
{
    fastIO;
    ll t=1;
    //cin>>t;
    while(t--)
    {
        solve();
    }
}
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