File size: 2,684 Bytes
5fed0fc
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
#include "testlib.h"
#include <iostream>
#include <vector>
#include <algorithm>
#include <string>

using namespace std;

int n = 0, a[100010];

int check(int w){
  int L = 1, S = 0;
  for(int i = 1; i <= n; i++){
    if(a[i] > w)return 0;
    if(S+a[i] <= w)S += a[i];
    else S = a[i], L++;
  }
  return L;
}

int main(int argc, char *argv[]) {
  /*
   * inf: input
   * ouf: player output
   * ans: standard output
   */

  registerInteraction(argc, argv);

  int t = 1;
  cout.flush();
  cout<<t<<endl;
  cout.flush();
  int sumn = 0;
  int l = 0, r = 0;
  string op = ouf.readWord();
  if(op == "!"){
    int w = ouf.readInt();
    quitf(_wa, "Wrong guess");
  }
  else if(op == "?"){
    n = ouf.readInt(1, 100000);
    sumn += n;
    int maxa = 0;
    for(int i = 1; i <= n; i++){
      a[i] = ouf.readInt(1, 100000);
      maxa = max(maxa, a[i]);
    }
    if(maxa >= 50000){
      cout<<0<<endl;
      cout.flush();
      l = 1, r = maxa-1;
    }
    else{
      int L1 = check(100000);
      int L2 = check(maxa);
      int L = min(L2, L1+1);
      cout<<L<<endl;
      cout.flush();

      l = maxa-1, r = 100000;
      int ansl = 0, ansr = 0;
      while(l < r){
        int mid = (l+r)/2;
        if(check(mid) <= L){
          ansl = mid;
          r = mid;
        }
        else l = mid+1;
      }

      l = maxa-1, r = 100000;
      while(l < r){
        int mid = (l+r)/2;
        if(check(mid) >= L){
          ansr = mid;
          l = mid+1;
        }
        else r = mid;
      }

      l = ansl, r = ansr;
    }
  }
  else{
    quitf(_wa, "Invalid operation");
  }

  int chosen = l+inf.readInt()%(r-l+1);
  op = ouf.readWord();
  if(op == "!"){
    int w = ouf.readInt();
    if(l == r && l == w){
      double score = (200000.0-1.0*sumn)/(200000.0-23867.0);
      score = min(score, 1.0);
      score = max(score, 0.0);
      quitp(score, "Ratio: %.3lf", score);
    }
    else quitf(_wa, "Wrong guess");
  }
  else if(op == "?"){
    n = ouf.readInt(1, 100000);
    sumn += n;
    for(int i = 1; i <= n; i++){
      a[i] = ouf.readInt(1, 100000);
    }
    cout<<check(chosen)<<endl;
    cout.flush();
  }
  else{
    quitf(_wa, "Invalid operation");
  }

  op = ouf.readWord();
  if(op == "!"){
    int w = ouf.readInt();
    if(w == chosen){
      double score = (210000.0-1.0*sumn)/(210000.0-23867.0);
      double unbounded_score = max(0.0, score);
      score = min(score, 1.0);
      score = max(score, 0.0);
      quitp(score, "Ratio: %.3lf, RatioUnbounded: %.3lf", score, unbounded_score);
    }
    else quitf(_wa, "Wrong guess");
  }
  else if(op == "?"){
    quitf(_wa, "Too many queries");
  }
  else{
    quitf(_wa, "Invalid operation");
  }
}