Submission #48824

#	Time	Username	Problem	Language	Result	Execution time	Memory
48824		leehosu01	동전 게임 (KOI15_coin)	C++17	49 / 100	1091 ms	25024 KiB

coin

#include<bits/stdc++.h>
using namespace std;
int K,T;
bool AB[1001][1001];
bitset<1001>ch[1001][1001];
void ABK(int A,int B,int K)
{
    if(ch[A][B][K])return;ch[A][B][K]=1;
    if(A+K<B||B+K<A||K==0){if(!(A+K+1<B||B+K+2<A))AB[A][B]=1;return;}
    ABK(A+1,B,K-1);
    ABK(A+1,B+1,K-1);
    ABK(A,B+1,K-1);
    ABK(A,B,K-1);
}
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cin>>K>>T;
    ABK(0,0,K);
    for(;T--;)
    {
        int A,B;
        cin>>A>>B;
        printf("%d\n",AB[A][B]);
    }
}

Compilation message (stderr)

coin.cpp: In function 'void ABK(int, int, int)':
coin.cpp:8:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if(ch[A][B][K])return;ch[A][B][K]=1;
     ^~
coin.cpp:8:27: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
     if(ch[A][B][K])return;ch[A][B][K]=1;
                           ^~

• Subtask 1: 9 / 9
• Subtask 2: 19 / 19
• Subtask 3: 21 / 21
• Subtask 4: 0 / 51