oj.uz

Submission #139080

# Submission time Handle Problem Language Result Execution time Memory
139080 2019-07-31T09:09:53 Z rajarshi_basu Combo (IOI18_combo) C++14
100 / 100
 216 ms 2380 KB 
#include <bits/stdc++.h>

#include "combo.h"

#define FOR(i,n) for(int i=0;i<n;i++)
#define FORE(i,a,b) for(int i = a;i<=b;i++)
#define ll long long int
#define pb push_back
#define vi vector<int>
#define ff first
#define ss second
#define vv vector
#define ii pair<int,int>

using namespace std;
string s = "ABXY";
string res = "";

int pre1ss(string ss){
	cout << ss << endl;
	int x;cin >> x;
	return x;
}

void firstGuess(){
	int x = press("AB");
	if(x == 2){
		res = "A";
	}else if(x == 1){
		x = press("A");
		if(x == 0)res = "B";
		else res = "A";
	}else{
		x = press("X");
		if(x == 0)res = "Y";
		else res = "X";
	}
}

void reformS(){
	string ss = "";
	for(auto e: s){
		if(!(e == res[0]))ss += e;
	}
	s = ss;
}


string guess_sequence(int n){
	// first we guess the first character
	firstGuess();
	reformS();
	int len = 1;
	while(1){
		if(len == n)break;
		if(len == n-1){
			int v = press(res + s[0]);
			if(v == n){
				res += s[0];
			}else{
				v = press(res + s[1]);
				if(v == n){
					res += s[1];
				}else{
					res += s[2];
				}
			}
			break;
		}else{
			string x;
			x  = res;x += s[0];x += s[0];x += res[0];
			x += res;x += s[0];x += s[1];x += res[0];
			x += res;x += s[1];x += s[1];
			int ans = press(x);
			if(ans == len){
				res += s[2];
				len++;
			}else if(ans == len + 1){
				x = res;x += s[1];x += s[2];
				ans = press(x);
				if(ans == len){
					res += s[0];res += s[2];
				}else if(ans == len+1){
					res += s[1];res += s[0];
				}else{
					res += s[1];res += s[2];
				} 
				len += 2;
			}else if(ans == len + 2){
				x = res;x += s[0];x += s[0];
				ans = press(x);
				if(ans == len){
					res += s[1];res += s[1];
				}else if(ans == len +1){
					res += s[0];res += s[1];
				}else{
					res += s[0];res += s[0];
				}
				len += 2;
			}
		}
	}
	return res;
}

int ma1in(){
	string x = guess_sequence(3);
	cout << x << endl;
	return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 220 KB Output is correct
2 Correct 2 ms 216 KB Output is correct
3 Correct 1 ms 216 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 216 KB Output is correct
6 Correct 2 ms 216 KB Output is correct
7 Correct 1 ms 216 KB Output is correct
8 Correct 2 ms 216 KB Output is correct
9 Correct 1 ms 216 KB Output is correct
10 Correct 2 ms 216 KB Output is correct
11 Correct 1 ms 280 KB Output is correct
12 Correct 1 ms 216 KB Output is correct
13 Correct 2 ms 216 KB Output is correct
14 Correct 2 ms 244 KB Output is correct
15 Correct 1 ms 216 KB Output is correct
16 Correct 2 ms 216 KB Output is correct
17 Correct 2 ms 216 KB Output is correct
18 Correct 1 ms 240 KB Output is correct
19 Correct 1 ms 252 KB Output is correct
20 Correct 1 ms 216 KB Output is correct
21 Correct 1 ms 216 KB Output is correct
22 Correct 2 ms 216 KB Output is correct
23 Correct 2 ms 216 KB Output is correct
24 Correct 1 ms 220 KB Output is correct
25 Correct 1 ms 216 KB Output is correct
26 Correct 1 ms 200 KB Output is correct
27 Correct 2 ms 200 KB Output is correct
28 Correct 2 ms 212 KB Output is correct
29 Correct 1 ms 284 KB Output is correct
30 Correct 1 ms 200 KB Output is correct
31 Correct 2 ms 200 KB Output is correct
32 Correct 2 ms 216 KB Output is correct
33 Correct 2 ms 200 KB Output is correct
34 Correct 2 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
95.0 / 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 2 ms 216 KB Output is correct
4 Correct 2 ms 240 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 2 ms 216 KB Output is correct
9 Correct 1 ms 216 KB Output is correct
10 Correct 2 ms 204 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 2 ms 216 KB Output is correct
14 Correct 2 ms 216 KB Output is correct
15 Correct 2 ms 216 KB Output is correct
16 Correct 1 ms 216 KB Output is correct
17 Correct 43 ms 336 KB Output is correct
18 Correct 23 ms 340 KB Output is correct
19 Correct 28 ms 340 KB Output is correct
20 Correct 30 ms 336 KB Output is correct
21 Correct 35 ms 388 KB Output is correct
22 Correct 2 ms 216 KB Output is correct
23 Correct 1 ms 200 KB Output is correct
24 Correct 2 ms 200 KB Output is correct
25 Correct 2 ms 216 KB Output is correct
26 Correct 3 ms 212 KB Output is correct
27 Correct 2 ms 296 KB Output is correct
28 Correct 3 ms 200 KB Output is correct
29 Correct 4 ms 200 KB Output is correct
30 Correct 4 ms 200 KB Output is correct
31 Correct 4 ms 320 KB Output is correct
32 Correct 25 ms 356 KB Output is correct
33 Correct 27 ms 332 KB Output is correct
34 Correct 32 ms 436 KB Output is correct
35 Correct 36 ms 336 KB Output is correct
36 Correct 40 ms 512 KB Output is correct
37 Correct 26 ms 444 KB Output is correct
38 Correct 23 ms 332 KB Output is correct
39 Correct 29 ms 336 KB Output is correct
40 Correct 38 ms 328 KB Output is correct
41 Correct 33 ms 332 KB Output is correct
42 Correct 14 ms 336 KB Output is correct
43 Correct 36 ms 328 KB Output is correct
44 Correct 14 ms 328 KB Output is correct
45 Correct 17 ms 348 KB Output is correct
46 Correct 37 ms 328 KB Output is correct
47 Correct 32 ms 332 KB Output is correct
48 Correct 31 ms 332 KB Output is correct
49 Correct 33 ms 328 KB Output is correct
50 Correct 39 ms 332 KB Output is correct
51 Correct 30 ms 452 KB Output is correct
52 Correct 28 ms 336 KB Output is correct
53 Correct 37 ms 328 KB Output is correct
54 Correct 33 ms 544 KB Output is correct
55 Correct 36 ms 332 KB Output is correct
56 Correct 37 ms 336 KB Output is correct
57 Correct 37 ms 348 KB Output is correct
58 Correct 31 ms 336 KB Output is correct
59 Correct 22 ms 332 KB Output is correct
60 Correct 24 ms 332 KB Output is correct
61 Correct 29 ms 344 KB Output is correct
62 Correct 37 ms 352 KB Output is correct
63 Correct 34 ms 444 KB Output is correct
64 Correct 19 ms 412 KB Output is correct
65 Correct 42 ms 428 KB Output is correct
66 Correct 30 ms 432 KB Output is correct
67 Correct 35 ms 448 KB Output is correct
68 Correct 22 ms 336 KB Output is correct
69 Correct 18 ms 328 KB Output is correct
70 Correct 18 ms 640 KB Output is correct
71 Correct 29 ms 324 KB Output is correct
72 Correct 31 ms 440 KB Output is correct
73 Correct 21 ms 332 KB Output is correct
74 Correct 40 ms 584 KB Output is correct
75 Correct 36 ms 328 KB Output is correct
76 Correct 216 ms 344 KB Output is correct
77 Correct 36 ms 600 KB Output is correct
78 Correct 3 ms 1912 KB Output is correct
79 Correct 3 ms 1892 KB Output is correct
80 Correct 34 ms 2380 KB Output is correct
81 Correct 2 ms 216 KB Output is correct
82 Correct 2 ms 244 KB Output is correct
83 Correct 2 ms 212 KB Output is correct
84 Correct 2 ms 212 KB Output is correct
85 Correct 2 ms 212 KB Output is correct
86 Correct 2 ms 212 KB Output is correct
87 Correct 3 ms 212 KB Output is correct
88 Correct 2 ms 212 KB Output is correct
89 Correct 2 ms 216 KB Output is correct
90 Correct 2 ms 216 KB Output is correct
91 Correct 2 ms 216 KB Output is correct
92 Correct 2 ms 216 KB Output is correct
93 Correct 2 ms 216 KB Output is correct
94 Correct 3 ms 216 KB Output is correct
95 Correct 2 ms 328 KB Output is correct
96 Correct 2 ms 288 KB Output is correct
97 Correct 2 ms 216 KB Output is correct
98 Correct 2 ms 216 KB Output is correct
99 Correct 2 ms 340 KB Output is correct
100 Correct 3 ms 296 KB Output is correct
101 Correct 2 ms 212 KB Output is correct
102 Correct 2 ms 212 KB Output is correct
103 Correct 2 ms 216 KB Output is correct
104 Correct 2 ms 216 KB Output is correct
105 Correct 3 ms 216 KB Output is correct
106 Correct 2 ms 216 KB Output is correct
107 Correct 2 ms 216 KB Output is correct
108 Correct 2 ms 216 KB Output is correct
109 Correct 2 ms 216 KB Output is correct
110 Correct 2 ms 216 KB Output is correct
111 Correct 3 ms 216 KB Output is correct
112 Correct 2 ms 216 KB Output is correct
113 Correct 1 ms 216 KB Output is correct
114 Correct 2 ms 216 KB Output is correct
115 Correct 1 ms 216 KB Output is correct
116 Correct 2 ms 216 KB Output is correct
117 Correct 2 ms 216 KB Output is correct
118 Correct 2 ms 216 KB Output is correct
119 Correct 2 ms 216 KB Output is correct
120 Correct 5 ms 216 KB Output is correct
121 Correct 3 ms 216 KB Output is correct
122 Correct 5 ms 1784 KB Output is correct
123 Correct 3 ms 216 KB Output is correct