Submission #1590402
Source Code Expand
#pragma region include #include <iostream> #include <iomanip> #include <stdio.h> #include <sstream> #include <algorithm> #include <iterator> #include <cmath> #include <complex> #include <string> #include <cstring> #include <vector> #include <tuple> #include <bitset> #include <queue> #include <complex> #include <set> #include <map> #include <stack> #include <list> #include <fstream> #include <random> //#include <time.h> #include <ctime> #pragma endregion //#include ///////// #define REP(i, x, n) for(int i = x; i < n; ++i) #define rep(i,n) REP(i,0,n) #define ALL(X) X.begin(), X.end() ///////// #pragma region typedef typedef long long LL; typedef long double LD; typedef unsigned long long ULL; typedef std::pair<LL,LL> PLL;// typedef std::pair<int,int> PII;// #pragma endregion //typedef ////定数 const int INF = (int)1e9; const LL MOD = (LL)1e9+7; const LL LINF = (LL)1e18+20; const LD PI = acos(-1.0); const double EPS = 1e-9; ///////// using namespace::std; void solve(){ int N; cin >> N; vector<string> vstr(N); for(int i=0;i<N;++i){ cin >> vstr[i]; } int A = 0; for(int i=0;i<N;++i){ if( vstr[i] == "A" ){ ++A; }else{ if( A <= 0 ){ cout << "NO" << endl; return; } --A; } } if( A != 0 ){ cout << "NO" << endl; }else{ cout << "YES" << endl; } } #pragma region main signed main(void){ std::cin.tie(0); std::ios::sync_with_stdio(false); std::cout << std::fixed;//小数を10進数表示 cout << setprecision(16);//小数点以下の桁数を指定//coutとcerrで別 solve(); } #pragma endregion //main()
Submission Info
Submission Time | |
---|---|
Task | A - 阿吽の呼吸 |
User | akarin55 |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 1654 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | 00_sample_00, 00_sample_01, 00_sample_02, 00_sample_03, 01_random_00, 01_random_01, 01_random_02, 01_random_03, 01_random_04, 01_random_05, 01_random_06, 01_random_07, 01_random_08, 01_random_09, 02_valid_00, 02_valid_01, 02_valid_02, 02_valid_03, 02_valid_04, 02_valid_05, 02_valid_06, 02_valid_07, 02_valid_08, 02_valid_09, 03_random_maximum_00, 03_random_maximum_01, 03_random_maximum_02, 03_random_maximum_03, 03_random_maximum_04, 03_random_maximum_05, 03_random_maximum_06, 03_random_maximum_07, 03_random_maximum_08, 03_random_maximum_09, 04_valid_maximum_00, 04_valid_maximum_01, 04_valid_maximum_02, 04_valid_maximum_03, 04_valid_maximum_04, 04_valid_maximum_05, 04_valid_maximum_06, 04_valid_maximum_07, 04_valid_maximum_08, 04_valid_maximum_09 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample_00 | AC | 1 ms | 256 KB |
00_sample_01 | AC | 1 ms | 256 KB |
00_sample_02 | AC | 1 ms | 256 KB |
00_sample_03 | AC | 1 ms | 256 KB |
01_random_00 | AC | 1 ms | 256 KB |
01_random_01 | AC | 1 ms | 256 KB |
01_random_02 | AC | 1 ms | 256 KB |
01_random_03 | AC | 1 ms | 256 KB |
01_random_04 | AC | 1 ms | 256 KB |
01_random_05 | AC | 1 ms | 256 KB |
01_random_06 | AC | 1 ms | 256 KB |
01_random_07 | AC | 1 ms | 256 KB |
01_random_08 | AC | 1 ms | 256 KB |
01_random_09 | AC | 1 ms | 256 KB |
02_valid_00 | AC | 1 ms | 256 KB |
02_valid_01 | AC | 1 ms | 256 KB |
02_valid_02 | AC | 1 ms | 256 KB |
02_valid_03 | AC | 1 ms | 256 KB |
02_valid_04 | AC | 1 ms | 256 KB |
02_valid_05 | AC | 1 ms | 256 KB |
02_valid_06 | AC | 1 ms | 256 KB |
02_valid_07 | AC | 1 ms | 256 KB |
02_valid_08 | AC | 1 ms | 256 KB |
02_valid_09 | AC | 1 ms | 256 KB |
03_random_maximum_00 | AC | 1 ms | 256 KB |
03_random_maximum_01 | AC | 1 ms | 256 KB |
03_random_maximum_02 | AC | 1 ms | 256 KB |
03_random_maximum_03 | AC | 1 ms | 256 KB |
03_random_maximum_04 | AC | 1 ms | 256 KB |
03_random_maximum_05 | AC | 1 ms | 256 KB |
03_random_maximum_06 | AC | 1 ms | 256 KB |
03_random_maximum_07 | AC | 1 ms | 256 KB |
03_random_maximum_08 | AC | 1 ms | 256 KB |
03_random_maximum_09 | AC | 1 ms | 256 KB |
04_valid_maximum_00 | AC | 1 ms | 256 KB |
04_valid_maximum_01 | AC | 1 ms | 256 KB |
04_valid_maximum_02 | AC | 1 ms | 256 KB |
04_valid_maximum_03 | AC | 1 ms | 256 KB |
04_valid_maximum_04 | AC | 1 ms | 256 KB |
04_valid_maximum_05 | AC | 1 ms | 256 KB |
04_valid_maximum_06 | AC | 1 ms | 256 KB |
04_valid_maximum_07 | AC | 1 ms | 256 KB |
04_valid_maximum_08 | AC | 1 ms | 256 KB |
04_valid_maximum_09 | AC | 1 ms | 256 KB |