oj.uz

답안 #133770

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
133770 2019-07-21T10:19:30 Z claudy 크레이피쉬 글쓰는 기계 (IOI12_scrivener) C++14
26 / 100
 206 ms 14312 KB 
//# pragma GCC optimize("Ofast,no-stack-protector")
//# pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
//# pragma GCC optimize("Ofast")
//# pragma GCC optimization ("unroll-loops")
# include "bits/stdc++.h"
/*
# include <ext/pb_ds/tree_policy.hpp>
# include <ext/pb_ds/assoc_container.hpp>
# include <ext/rope>
*/
std::pair<int,int> DR[] = {{-1,0},{0,1},{1,0},{0,-1},{-1,1},{-1,-1},{1,1},{1,-1}};
# define ll long long
# define clock (clock() * 1000.0 / CLOCKS_PER_SEC)
# define rc(s) return cout << s,0
# define rcg(s) cout << s;exit(0)
# define _ ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
# define db(x) cerr << #x << " = " << x << '\n'
# define pb push_back
# define mp make_pair
# define all(s) s.begin(),s.end()
# define sz(x) (int)((x).size())
//# define int ll
using namespace std;

string s = "";
vector<pair<int,int>>ops;
int k = 0;

void Init()
{
	
}

void TypeLetter(char L)
{
	ops.pb(mp(0,L - 'a'));
}

void UndoCommands(int U)
{
	ops.pb(mp(1,U));
}

char GetLetter(int P)
{
	if(k == 0)
	{
		k = 1;
		int op;
		while(sz(ops))
		{
			if(sz(ops) < op)
			{
				if(ops.back().first == 0) s += (char)('a' + ops.back().second);
				else
				{
					op = sz(ops) - ops.back().second;
				}
			}
			ops.pop_back();
		}
		reverse(s.begin(),s.end());
	}
	return s[P];
}

Compilation message

scrivener.cpp: In function 'char GetLetter(int)':
scrivener.cpp:52:4: warning: 'op' may be used uninitialized in this function [-Wmaybe-uninitialized]
    if(sz(ops) < op)
    ^~

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Incorrect 2 ms 256 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Incorrect 2 ms 380 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 133 ms 11208 KB Output is correct
2 Correct 149 ms 12080 KB Output is correct
3 Correct 155 ms 12296 KB Output is correct
4 Correct 193 ms 13900 KB Output is correct
5 Correct 179 ms 12244 KB Output is correct
6 Correct 161 ms 13124 KB Output is correct
7 Correct 206 ms 13652 KB Output is correct
8 Correct 188 ms 14312 KB Output is correct
9 Correct 162 ms 12728 KB Output is correct
10 Correct 154 ms 12360 KB Output is correct

Subtask #5
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 42 ms 3944 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -