Submission #223060

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
223060	2020-04-14 15:25:32	Autoratch	Dango Maker (JOI18_dango_maker)	C++14	33 / 100	767 ms	262148 KiB

dango_maker

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#include <bits/stdc++.h>
using namespace std;
const int N = 3010;
int m,n,ans;
char c[N][N];
int v[N][N],h[N][N];
int cv[N][N],ch[N][N];
set<tuple<int,int,int,int> > s;
void del(tuple<int,int,int,int> a,tuple<int,int,int,int> tt)
{
    auto [c,x,y,t] = a;
    if(t==0)
    {
        auto it = s.find({ch[x-2][y+2],x-2,y+2,1});
        if(it!=s.end() and *it!=tt) ch[x-2][y+2]--,s.erase(it),s.insert({ch[x-2][y+2],x-2,y+2,1});
        it = s.find({ch[x-1][y+1],x-1,y+1,1});
        if(it!=s.end() and *it!=tt) ch[x-1][y+1]--,s.erase(it),s.insert({ch[x-1][y+1],x-1,y+1,1});
        it = s.find({ch[x][y],x,y,1});
        if(it!=s.end() and *it!=tt) ch[x][y]--,s.erase(it),s.insert({ch[x][y],x,y,1});
    }
    else
    {
        auto it = s.find({cv[x+2][y-2],x+2,y-2,0});
        if(it!=s.end() and *it!=tt) cv[x+2][y-2]--,s.erase(it),s.insert({cv[x+2][y-2],x+2,y-2,0});
        it = s.find({cv[x+1][y-1],x+1,y-1,0});
        if(it!=s.end() and *it!=tt) cv[x+1][y-1]--,s.erase(it),s.insert({cv[x+1][y-1],x+1,y-1,0});
        it = s.find({cv[x][y],x,y,0});
 
 
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Compilation message (stderr)

dango_maker.cpp: In function 'void del(std::tuple<int, int, int, int>, std::tuple<int, int, int, int>)':
dango_maker.cpp:14:10: warning: decomposition declaration only available with -std=c++1z or -std=gnu++1z
     auto [c,x,y,t] = a;
          ^
dango_maker.cpp: In function 'int main()':
dango_maker.cpp:55:14: warning: decomposition declaration only available with -std=c++1z or -std=gnu++1z
         auto [c,x,y,t] = tt;
              ^

• Subtask 1: 13 / 13
• Subtask 2: 20 / 20
• Subtask 3: 0 / 67