Submission #72686395

Source Code Expand

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#define endl '\n'
const int N=500100,INF=2e18,MOD=998244353;
int t,n,k,x,y,z,m,h,j,u,cnt,mi,tt,rr,mx,res,ans,ll,q,kk;
int a[N],b[N],c[N];
signed main(){
    cin>>q;
    cnt=0;
    res=0;
    while(q--){
        cin>>x;
        if(x==1){
            cnt++;
        }else if(x==2){
            if(cnt>=1)cnt--;

        }else{
            if(res==0)res=1;
            else res=0;

        }
        if(cnt>=3&&res==1){
            cout<<"Yes"<<endl;
        }else{
            cout<<"No"<<endl;
        }

        
    }


}

Submission Info

Submission Time
Task B - Music Player
User mengqing
Language C++23 (GCC 15.2.0)
Score 200
Code Size 651 Byte
Status AC
Exec Time 85 ms
Memory 3616 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 1
AC × 20
Set Name Test Cases
Sample sample00.txt
All sample00.txt, testcase00.txt, testcase01.txt, testcase02.txt, testcase03.txt, testcase04.txt, testcase05.txt, testcase06.txt, testcase07.txt, testcase08.txt, testcase09.txt, testcase10.txt, testcase11.txt, testcase12.txt, testcase13.txt, testcase14.txt, testcase15.txt, testcase16.txt, testcase17.txt, testcase18.txt
Case Name Status Exec Time Memory
sample00.txt AC 1 ms 3588 KiB
testcase00.txt AC 26 ms 3400 KiB
testcase01.txt AC 21 ms 3548 KiB
testcase02.txt AC 55 ms 3484 KiB
testcase03.txt AC 84 ms 3400 KiB
testcase04.txt AC 84 ms 3416 KiB
testcase05.txt AC 85 ms 3416 KiB
testcase06.txt AC 35 ms 3616 KiB
testcase07.txt AC 83 ms 3512 KiB
testcase08.txt AC 66 ms 3416 KiB
testcase09.txt AC 83 ms 3612 KiB
testcase10.txt AC 33 ms 3552 KiB
testcase11.txt AC 84 ms 3612 KiB
testcase12.txt AC 67 ms 3576 KiB
testcase13.txt AC 84 ms 3432 KiB
testcase14.txt AC 22 ms 3548 KiB
testcase15.txt AC 84 ms 3400 KiB
testcase16.txt AC 82 ms 3612 KiB
testcase17.txt AC 82 ms 3564 KiB
testcase18.txt AC 84 ms 3504 KiB