oj.uz

Submission #479974

# Submission time Handle Problem Language Result Execution time Memory
479974 2021-10-14T04:28:41 Z Evang Combo (IOI18_combo) C++17
30 / 100
 73 ms 484 KB 
#include <bits/stdc++.h>
using namespace std;

#ifdef _DEBUG
#define dout(x) clog << "Line " << __LINE__ << ": " << #x << "=" << (x) << el
#else
#define dout(x)
#endif

#define mp(a, b) make_pair(a, b)
#define mt(args...) make_tuple(args)
#define pb(x) push_back(x)
#define eb(args...) emplace_back(args)
#define ff first
#define ss second
#define DIE exit(0)

template<typename T>
using vc = vector<T>;
template<typename T>
using uset = unordered_set<T>;
template<typename A, typename B>
using umap = unordered_map<A, B>;
template<typename T, typename Comp>
using pq = priority_queue<T, vc<T>, Comp>;
template<typename T>
using maxpq = pq<T, less<T>>;
template<typename T>
using minpq = pq<T, greater<T>>;

using db = double;
using ld = long double;
using ll = long long;
using ull = unsigned long long;
using pi = pair<int, int>;
using pll = pair<ll, ll>;
using vi = vc<int>;
using vll = vc<ll>;
using vpi = vc<pi>;
using vpll = vc<pll>;
using str = string;

constexpr char el = '\n';
constexpr char sp = ' ';
constexpr int inf = 0x3f3f3f3f;
constexpr ll llinf = 0x3f3f3f3f3f3f3f3fLL;
// ---------------------------------------------------------------------


const char c[] = {'A', 'B', 'X', 'Y'};
int press(str p);
str guess_sequence(int n){
	str s;
	while(s.size()<n){
		int L = 0, R = 3;
		while(L<R){
			int m = (L+R)/2;
			str t;
			for(int i = L; i <= m; ++i)
				t += s + c[i];
			if(press(t)>s.size())
				R = m;
			else
				L = m+1;
		}
		s += c[L];
	}
	return s;
}

#ifdef _DEBUG
signed main() {
	ios::sync_with_stdio(0);

	int n;
	cin >> n;
	cout << guess_sequence(n);
}

int press(string p){
	cout << p << el;
	int ans;
	cin >> ans;
	return ans;
}
#endif

Compilation message

combo.cpp: In function 'str guess_sequence(int)':
combo.cpp:54:16: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   54 |  while(s.size()<n){
      |        ~~~~~~~~^~
combo.cpp:61:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   61 |    if(press(t)>s.size())
      |       ~~~~~~~~^~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 1 ms 200 KB Output is correct
6 Correct 0 ms 200 KB Output is correct
7 Correct 1 ms 200 KB Output is correct
8 Correct 0 ms 200 KB Output is correct
9 Correct 0 ms 200 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 200 KB Output is correct
12 Correct 1 ms 200 KB Output is correct
13 Correct 1 ms 200 KB Output is correct
14 Correct 1 ms 200 KB Output is correct
15 Correct 1 ms 200 KB Output is correct
16 Correct 0 ms 200 KB Output is correct
17 Correct 0 ms 200 KB Output is correct
18 Correct 0 ms 200 KB Output is correct
19 Correct 0 ms 200 KB Output is correct
20 Correct 0 ms 200 KB Output is correct
21 Correct 1 ms 200 KB Output is correct
22 Correct 1 ms 200 KB Output is correct
23 Correct 1 ms 200 KB Output is correct
24 Correct 1 ms 200 KB Output is correct
25 Correct 0 ms 200 KB Output is correct
26 Correct 1 ms 200 KB Output is correct
27 Correct 0 ms 200 KB Output is correct
28 Correct 1 ms 200 KB Output is correct
29 Correct 0 ms 200 KB Output is correct
30 Correct 1 ms 200 KB Output is correct
31 Correct 1 ms 200 KB Output is correct
32 Correct 0 ms 200 KB Output is correct
33 Correct 1 ms 200 KB Output is correct
34 Correct 1 ms 200 KB Output is correct
35 Correct 1 ms 200 KB Output is correct
36 Correct 1 ms 200 KB Output is correct

Subtask #2
25.0 / 95.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 0 ms 200 KB Output is correct
6 Correct 1 ms 200 KB Output is correct
7 Correct 0 ms 200 KB Output is correct
8 Correct 0 ms 200 KB Output is correct
9 Correct 0 ms 200 KB Output is correct
10 Correct 0 ms 200 KB Output is correct
11 Correct 1 ms 200 KB Output is correct
12 Correct 0 ms 200 KB Output is correct
13 Correct 1 ms 200 KB Output is correct
14 Correct 1 ms 200 KB Output is correct
15 Correct 0 ms 200 KB Output is correct
16 Correct 0 ms 200 KB Output is correct
17 Partially correct 54 ms 416 KB Output is partially correct
18 Partially correct 53 ms 424 KB Output is partially correct
19 Partially correct 54 ms 356 KB Output is partially correct
20 Partially correct 23 ms 348 KB Output is partially correct
21 Partially correct 63 ms 480 KB Output is partially correct
22 Partially correct 1 ms 200 KB Output is partially correct
23 Partially correct 1 ms 200 KB Output is partially correct
24 Partially correct 1 ms 200 KB Output is partially correct
25 Partially correct 2 ms 292 KB Output is partially correct
26 Partially correct 3 ms 288 KB Output is partially correct
27 Partially correct 3 ms 200 KB Output is partially correct
28 Partially correct 3 ms 200 KB Output is partially correct
29 Partially correct 4 ms 200 KB Output is partially correct
30 Partially correct 5 ms 296 KB Output is partially correct
31 Partially correct 4 ms 200 KB Output is partially correct
32 Partially correct 35 ms 472 KB Output is partially correct
33 Partially correct 50 ms 472 KB Output is partially correct
34 Partially correct 47 ms 296 KB Output is partially correct
35 Partially correct 45 ms 452 KB Output is partially correct
36 Partially correct 26 ms 352 KB Output is partially correct
37 Partially correct 62 ms 348 KB Output is partially correct
38 Partially correct 48 ms 476 KB Output is partially correct
39 Partially correct 44 ms 432 KB Output is partially correct
40 Partially correct 36 ms 352 KB Output is partially correct
41 Partially correct 52 ms 412 KB Output is partially correct
42 Partially correct 48 ms 356 KB Output is partially correct
43 Partially correct 61 ms 300 KB Output is partially correct
44 Partially correct 50 ms 448 KB Output is partially correct
45 Partially correct 48 ms 348 KB Output is partially correct
46 Partially correct 49 ms 308 KB Output is partially correct
47 Partially correct 73 ms 352 KB Output is partially correct
48 Partially correct 42 ms 344 KB Output is partially correct
49 Partially correct 45 ms 352 KB Output is partially correct
50 Partially correct 55 ms 476 KB Output is partially correct
51 Partially correct 53 ms 352 KB Output is partially correct
52 Partially correct 45 ms 320 KB Output is partially correct
53 Partially correct 46 ms 460 KB Output is partially correct
54 Partially correct 58 ms 352 KB Output is partially correct
55 Partially correct 41 ms 320 KB Output is partially correct
56 Partially correct 51 ms 460 KB Output is partially correct
57 Partially correct 52 ms 484 KB Output is partially correct
58 Partially correct 48 ms 352 KB Output is partially correct
59 Partially correct 50 ms 400 KB Output is partially correct
60 Partially correct 60 ms 348 KB Output is partially correct
61 Partially correct 40 ms 352 KB Output is partially correct
62 Partially correct 46 ms 356 KB Output is partially correct
63 Partially correct 27 ms 352 KB Output is partially correct
64 Partially correct 56 ms 352 KB Output is partially correct
65 Partially correct 53 ms 472 KB Output is partially correct
66 Partially correct 39 ms 472 KB Output is partially correct
67 Partially correct 45 ms 320 KB Output is partially correct
68 Partially correct 62 ms 472 KB Output is partially correct
69 Partially correct 53 ms 352 KB Output is partially correct
70 Partially correct 48 ms 348 KB Output is partially correct
71 Partially correct 43 ms 448 KB Output is partially correct
72 Partially correct 50 ms 352 KB Output is partially correct
73 Partially correct 37 ms 296 KB Output is partially correct
74 Partially correct 41 ms 348 KB Output is partially correct
75 Partially correct 51 ms 348 KB Output is partially correct
76 Partially correct 52 ms 352 KB Output is partially correct
77 Partially correct 46 ms 468 KB Output is partially correct
78 Partially correct 1 ms 200 KB Output is partially correct
79 Partially correct 1 ms 200 KB Output is partially correct
80 Partially correct 2 ms 200 KB Output is partially correct
81 Partially correct 1 ms 200 KB Output is partially correct
82 Partially correct 2 ms 200 KB Output is partially correct
83 Partially correct 1 ms 200 KB Output is partially correct
84 Partially correct 1 ms 200 KB Output is partially correct
85 Partially correct 1 ms 200 KB Output is partially correct
86 Partially correct 1 ms 200 KB Output is partially correct
87 Partially correct 2 ms 200 KB Output is partially correct
88 Partially correct 1 ms 200 KB Output is partially correct
89 Partially correct 1 ms 200 KB Output is partially correct
90 Partially correct 1 ms 200 KB Output is partially correct
91 Partially correct 1 ms 200 KB Output is partially correct
92 Partially correct 1 ms 200 KB Output is partially correct
93 Partially correct 1 ms 200 KB Output is partially correct
94 Partially correct 1 ms 200 KB Output is partially correct
95 Partially correct 1 ms 200 KB Output is partially correct
96 Partially correct 1 ms 200 KB Output is partially correct
97 Partially correct 2 ms 200 KB Output is partially correct
98 Partially correct 2 ms 200 KB Output is partially correct
99 Partially correct 2 ms 200 KB Output is partially correct
100 Partially correct 2 ms 200 KB Output is partially correct
101 Partially correct 2 ms 200 KB Output is partially correct
102 Partially correct 2 ms 200 KB Output is partially correct
103 Partially correct 2 ms 200 KB Output is partially correct
104 Partially correct 2 ms 200 KB Output is partially correct
105 Partially correct 1 ms 200 KB Output is partially correct
106 Partially correct 1 ms 200 KB Output is partially correct
107 Partially correct 1 ms 200 KB Output is partially correct
108 Partially correct 1 ms 200 KB Output is partially correct
109 Partially correct 1 ms 200 KB Output is partially correct
110 Partially correct 1 ms 200 KB Output is partially correct
111 Partially correct 1 ms 200 KB Output is partially correct
112 Partially correct 1 ms 200 KB Output is partially correct
113 Partially correct 1 ms 200 KB Output is partially correct
114 Partially correct 1 ms 200 KB Output is partially correct
115 Partially correct 1 ms 200 KB Output is partially correct
116 Partially correct 1 ms 200 KB Output is partially correct
117 Partially correct 1 ms 200 KB Output is partially correct
118 Partially correct 1 ms 200 KB Output is partially correct
119 Partially correct 1 ms 200 KB Output is partially correct
120 Partially correct 2 ms 200 KB Output is partially correct
121 Partially correct 2 ms 200 KB Output is partially correct
122 Partially correct 2 ms 200 KB Output is partially correct
123 Partially correct 2 ms 200 KB Output is partially correct